Invincible Fenders Carefree Ride - No water/dirt hits the rider's common splash points (back, behind, face) High Efficiency - V-shape inner guide leads water droplets to flow outward laterally rather than up the center of the fenders. Super Lightweight Super Stiffness - Stronger material and construction ensures minimal rattling during your city ride. Compatible with 700cx28mm & 700cx32mm tires