ROAD BIKE 700c TIRES INNER TUBE REPLACEMENT SET WITH 48MM PRESTA VALVE - Fits conventional road bikes with 700c wheels and 28" tires that are 20 to 25mm in diameter. Can withstand high PSI with its thick, stretchable, and air-tight construction. The brass reinforced valve the perfect length for road bikes with deep-section wheels, making it easy to attach a pump for easy and hassle-free inflation. SHOCK ABSORBENT - Bumps and potholes are the last things on your mind as you ride in comfort. Made from high-quality and weather-proof butyl rubber compound, the inner tubes' extra-thick walls help absorb shocks from bumps and rough patches on the road in any type of weather. EXPLOSION-PROOF - Stay safe and at top of your game with the AR-PRO inner tubes' air-tight seal feature. Protect yourself from explosive punctures, massive flats, and even injury! Safety comes first. EASY, NO-TOOL INSTALLATION - Get back to the road in no time. There's no need for bulky tools. All you need is a set of tire levers that come with the inner tubes - for FREE. Change and inflate in as fast as 5 minutes! WHAT'S INCLUDED - 2 inner tubes, 2 tires, and 2 tire levers