700c, 27-Inch & 650c

Elite-level road meets renowned tubeless simplicity in sizes that accommodate exploration while digging deep on lonesome roads. Exposure TCS tires mean big days and few boundaries. - Supple tubeless casing allows for lower pressure and improved traction - High volume road casing enables comfortable ride - Dual Compound Rubber means a fast-rolling tire with great corning traction - Smooth centerline with a diamond file outside edge for increased off-road performance - Designed to meet ETRTO standards, TCS (Tubeless Compatible System) tires feature the best of both worlds: they boast the ride benefits & reliability of a tubeless tire with the minimal weight of a tube-type tire.

The Strada is Challenge's go to tire for long days on the road. This all-condition tire combines a round profile that takes the sting out of rough pavement with a construction that provides maximum control and low rolling resistance. This handmade clincher combines a supple, 300TPI SuperPoly casing with natural rubber tread for long distance comfort, confident cornering, and quick handing. This tire includes PPS Ganzo, a lightweight and supple Puncture Protection System placed between the tread and casing to increase resistance to punctures.

- Excellent commuting tire - Ciudad offers a grooved-slick tread for low rolling resistance - Kevlar Inside puncture protection will keep you commuting even on the roughest roads, while the reflective sidewall provides increased night visibility - Bead: non-folding - Weight: 500 grams

Before the Pika, gaining traction on gravel roads was a true feat. Now, it’s child’s play. Ramped center knobs roll fast on loose gravel, and U-shaped shoulder knobs dig in on the turns. The Pika is equipped with dual compound tread, EPS protection, and wire bead.

- Compound: ZSG AGILE COMPOUND - Casing: Advanced Extra Alpha Cord

The big news from Donnelly is the upcoming EMP gravel tire, which pulls its name from the airport code for Emporia, Kansas, home of a kinda popular gravel race that crushes souls every year. The tire is a departure from their usual tread design, getting a tighter tread block pattern without a well-defined center strip like most all of their other tires. It’s still designed to roll fast, which is key if you’re racing any long distance gravel bike event, but with bigger side knobs to handle more aggressive cornering. - Smooth-rolling center knobs and aggressive shoulder lugs - Soft rubber compound for extra grip and shock absorption - Integrated puncture protection belt under the tread - Tire Intended Use: Gravel - Labeled Size: 700 x 38 - Tire Bead: Folding - Tire Diameter: 700c - Tire Type: Tubeless Ready Clincher - Weight: 484 - Weight (oz): 17 - Flat Protection: Tread

- Smart DualGuard Protection - Addix-E Compound - ECE-R75 certification makes the tires ready for E-Bikes of all classes

The strongest version of GravelKing now has even better puncture resistance, with the use of ProTite Shield Plus for withstanding tough conditions. Developed with ZSG compound to enhance durability and wear resistance. Lightweight, ultra-thin 'Ax-Alpha Cord' has been used to make it even lighter in weight. - Ideal for gravel and dirt, rough and smooth pavement - Folding (Aramid) Bead with ProTite Shield Plus Protection

Corsa inspired tread design, for paved surfaces and hard-packed gravel. The smooth Corsa inspired center rolls fast, while the side tread "scales" provide durable bite when cornering and braking. - Three compounds in the tread (3C) for increased wear life and grip - Functionalized GRAPHENE 2.0 compound delivers ultimate performance - Corsa-inspired smooth center tread minimizes rolling resistance - Gravel tire designed for paved surfaces and hard-pack terrains - Side tread “scales” provide dependable bite through corners, and when braking

- Angled side knobs work together with the Super Race carcass to create the best cornering grip. - Super Race carcass (Souplesse construction) for a particularly smooth ride with low rolling resistance and high puncture protection. - New boomerang profile for the best uphill traction and ideal rolling behavior. Specs: - Tire Diameter/ISO: 700C/622 - 67 TPI - Bead: Folding - Tire Compound: Addix Race - Tire Technology: Super Race, TL Easy - Tire Type: Tubeless Ready - Tubeless Technology: Tubeless Easy

- Unleashing profile and breathtakingly fast – especially when large volume counts. - As a 30-35mm wide road race version with V-Guard protection, G-One Speed is a tire for the real tough jobs. - It is also a guarantee for maximum speed in the extra-wide 50mm execution – of course not only at the fascinating beach races on Holland's coasts. - The new G-One Speed is an evolution of the former S-One and Big One.

Smart Sam goes well on any terrain and even on the road it rolls effortlessly. It will roll over just about anything in the Double Defense version.

- 120tpi casing with Aramid puncture protection—TechBELT - SmartEVO compound

The Terreno Dry bridges the gap between file treads, and traditional all-conditions treads. The key to this is the unique angled "fish scale" design, that allows the center tread to roll extremely fast, yet offer traction when loaded in cornering and braking. Add the transitional height mid and side tread, and the Terreno Dry transitions as smoothly as it rolls. The exclusive 3C Graphene compound structure places 3 unique compounds where you need them most, adding to the performance. From gravel grinding to medium conditions cross racing, the Terreno Dry offers consistent performance. - Center scales are ramped, providing a fast rolling leading edge, yet sharp effective braking and cornering edges - Exclusive 3C compound construction featuring Graphene compound technology - File-tread Gravel and Cyclocross race tire, designed for a range of conditions

The Turbo Pro is a competitive clincher that features many of the same technologies and features found in the S-Works version. After all, competitive riders need a fast, light, and tough tire, and the Turbo Pro is all three. With the legendary grip of our GRIPTON T5 compound, you’ll be climbing, descending, and cornering with confidence and speed. The 60 TPI casing is light and reliable with BlackBelt puncture protection to avoid flats. Simple maintenance and installation with an inner tube offers a carefree road bike setup. - Compound: GRIPTON T5 - Flat Protection: BlackBelt - 700 x 24mm, psi 100-115, approximate weight 230g - 700 x 26mm, psi 95-115, approximate weight 250g - 700 x 28mm, psi 75-95, approximate weight 270g - 700 x 30mm, psi 65-90, approximate weight 290g

Sticks and stones and other sharp, pointy objects won’t stop Continental’s long-lasting Super Sport Plus tire. It's armed with Continental’s stalwart PlusBreaker flat protection system, a tough sub-tread that prevents punctures. This layer is highly elastic, too, so that the ride remains light and lively. This is the tire you want on your wheels when you tackle the urban jungle.

From Rural to Urban The energy-saving SUV allrounder that gets you to both Rural and Urban. The partner for your commute, running errands and the weekend tour. PureGrip Compound Based on activated silica compounds, this technology was originally intended as a performance-level compound, but after intensive development at our Korbach Research and Development Department Facility, an advanced new compound with outstanding grip and cross-country properties was developed. This new rubber mix, given the self-explanatory name "PureGrip", is ranked just behind our BlackChili Compound and is being used in our performance products both in the road and mountain bike sectors. While providing great grip, it is also long lasting and highly durable—both characteristics of Continental tires, which are exclusively manufactured in the factory in Hefei (Asia). Shieldwall system The ShieldWall system combines the optimum combination of high puncture protection and the low rolling resistance with low weight. This is made possible by an additional, all-round puncture protection layer, which consists of a finely woven cross fabric. This gives the tire a high resistance to punctures and damage. Despite its additional ply, the tire has a very good damping property and a high degree of flexibility to adapt perfectly to the ground. The revolutionary tubeless ready bead allows easy and uncomplicated mounting of the tire. For best results in sealing and in use, we recommend the use of the new Continental RevoSealant sealant. Tubeless Ready Developed especially for the mountain bike sector, this additional puncture-protection layer which completely encircles both tire beads makes our carcasses robust and impervious against damage and penetration from foreign objects. For maximum effect we combine ProTection with BlackChili Compound. The result: versatile, low weight and an attractive design. In addition, tires made using this technology can also be used as Tubeless Ready. Suitable for E-Bikes For our E-Bike tire we fall back on over 100 years' experience with moped and motorcycle tires. All of our city/trekking tires are rated to a standard speed of at least 25 km/h. Those tires marked e50 are also certified for S-Pedelecs. With their high-quality structure, puncture protection is high and the rolling resistance is low, offering protection from premature wear brought about by the additional driving force.

- Premium mobility for design enthusiasts. - Urban profile packed with the latest technology. - The perfect symbiosis between light-rolling and puncture protection reflected in this specialized tire designed for the City Jungle. - Faster? Not a problem with approval for E-Bikes up to 50km/h! PureGrip Compound Based on activated silica compounds, this technology was originally intended as a performance level compound, but after intensive development at our Korbach Research and Development Department Facility, an advanced new compound with outstanding grip and cross-country properties was developed. This new rubber mix, given the self-explanatory name "PureGrip", is ranked just behind our BlackChili Compound and is being used in our performance products both in the road and mountain bike sectors. While providing great grip, it is also long-lasting and highly durable—both characteristics of Continental tires, which are exclusively manufactured in the factory in Hefei (Asia). SafetyPro The new SafetyPro Breaker designed from nylon textile. Cross-woven textile fiber netting that is simultaneously robust and flexible. Maximum puncture protection with minimal added weight. The risk of punctures resulting from glass or sharp stones is substantially reduced. E50—Suitable for E-Bikes For our E-Bike tires, we relied on over 100 years of experience with moped and motorcycle tires. All of our city/trekking tires are rated to a standard speed of at least 25 km/h. Those tires marked e50 are also certified for S-Pedelecs. With their high-quality structure, puncture protection is high and the rolling resistance is low, offering protection from premature wear brought about by the additional driving force.

The Sprinter GatorSkin inherits the best qualities of the ever-popular original Sprinter, namely the durable tread compound and effective puncture resistance. GatorSkin simply adds confidence-inspiring durability and the sidewall protection of DuraSkin to an already race-proven winner. Pro riders use a similar combination in their tires for Paris-Roubaix and other equipment-destroying classics in the springtime. If you want to get the miles in, but your streets aren't covered with the finest tarmac, this is your tubular.

Continental's ultra-tough Gator Hardshell combines 3 flat-protection technologies into the ultimate distance and training tire. It features a flat-busting, bead-to-bead layer of DuraSkin and an extra-wide Poly-X Breaker anti-puncture strip. But Conti wasn't done yet. They added material in the tread to improve mileage and lend another level of puncture resistance.

The cool design makes the RetroRIDE an eyecatcher. In a stylish brown or cream with completely curcumferential original profiles of the legendary Conti KKS 10. Beneath the stylish outer shell it has all qualities that make a great touring tire. Finished off with a rubber breaker belt, a tread profile that even looks grippy, and a compound that provides a long service life.

For finding your way off-road. For more comfort. For the adventure. Be it the long tour or the shortcut on your way home, the Terra gravel series by Continental gets you there over rough and smooth. Choose another road, choose Terra. - A user-optimized tubeless system is specifically designed for road cycling demands. Easy to install and reliable in use. - ProTection technology gives our tires the perfect mix of fast rolling, grip, and puncture protection. Four plies under the tread and three in the sidewalls result in greater resilience and less vulnerability to damage. - A specifically developed tubeless bead seals through its unique shape and provides a stable fit on the rim.

For your way off-road. For more comfort. For the adventure. Be it the long tour, or the shortcut on your way home. The new gravel Terra series by Continental gets you there. Made to get you over rough and smooth.

Continental's Olympic II is the world's most formidable racing tire. It is the absolute top-of-the-line tubular for all track disciplines, permitting inflation pressures of up to 220 psi. This tire has also been optimized for exceptionally low rolling resistance and minimum weight. Plus, Continental's Black Chili rubber compound provides a fantastic grip on both wood and cement tracks and outstanding durability. The Olympic is your new secret weapon!

Fast, safe and comfortable — guaranteed! The Contact is the jack-of-all-trades among city and trekking tires. Its tread design is based upon the principles of bionics. A uniform center tread/belt assembly ensures a smooth and speedy ride on the road. Flexible shoulder lugs and fine sipes guarantee grip in curves and on loose surfaces. The overall tire construction rounds off the overall high quality. The ultra fine carcass fabric reduces the rolling resistance while providing a noticeably more comfortable ride. Reflective sidewall for extra visibility. Reflective Sidewall: REFLEX is 3M reflective is commonly known to be one of the most highly reflective material options. A thin, silver light-reflecting strip on both sidewalls that adds visibility and safety to Continental's city / commuter / urban tires.

The Grand Sport Race encourages peak performance. The perfect blend of high puncture protection, comfort and smooth running makes it the ideal tyre for competitions and tours. Other plus points are maximum cornering grip and durability. The all-rounder is ready for every challenge even the biggest ones.

Handmade in Germany, the Top Contact II Reflex is perfect for touring bikes and commuting steeds. Its smooth center rolls fast and the tread pattern on the shoulders maximizes cornering traction. The Top Contact II also utilizes Continental's Vectran technology, a polymer membrane that offers excellent puncture protection and reduces rolling resistance. This tire also sports Continental's Reflex sidewall striping for safety.

Traffic signal sprinter! The SportContact turns any bike into a racer. The 26 version helps the bike messenger meet those deadlines while the 700C tire gets the fitness biker into a speed frenzy. All this added speed for your bike with zero detriment to puncture protection and reliability! Reflective Sidewall: REFLEX is 3M reflective is commonly known to be one of the most highly reflective material options. A thin, silver light-reflecting strip on both sidewalls that adds visibility and safety to Continental's city / commuter / urban tires.

Designed for intensive training, it is equally suitable for racing events. The Rubino Pro builds on the standard Rubino platform, utilizing the same exclusive 3C Graphene compound structure, long service life, puncture protection, and sharp handling traits, but substitutes a folding bead material for reduced weight. The Rubino Pro has long been a favorite for both training and racing, and with the addition of Graphene technology compounds, is more versatile than ever! - Graphene rubber compounds

Whether in Gravel or Cyclocross, one thing is for certain-course conditions are constantly changing. When you roll up to the start line, be confident knowing that you have the performance advantage of the Terreno Mix all conditions tread, no matter the terrain. At the heart of the design is a fast rolling center ridge, which is designed to minimize rolling resistance, while still providing confident braking traction. Cornering and off camber work is confidently handled by alternating open shoulder lugs. These lugs are shaped to allow a supple feel for pavement and hardpack surfaces, while still offering a solid effective edge for grass and loam terrain. The exclusive 3C Graphene compound structure places 3 unique compounds where you need them most, adding to the performance. - Exclusive 3C compound construction featuring Graphene compound technology - Fast rolling center-ridge design - Open shoulder lugs for secure off-camber traction - Traditional tread profile, for smooth transitions, across varied terrain