Wind and waterproof - The GripGrab RaceAqua shoe covers protect your feet and shoes from rain, wind, and dirt when you cycle in spring, summer, and autumn; ideal for road & time-trial Aerodynamic Fit - Designed for slim road-bike shoes LOOK, SPD-SL, Speedplay, these thin, windproof shoe covers are made for road cycling shoes only; not for MTB shoes or trainers YKK-Zipper - The robust and reliable YKK-zipper at the rear of these waterproof shoe covers makes it easier to put them on and off; it is sealed for protection against rain Durable - Kevlar reinforcements on the sole increase the lifetime of the RaceAqua overshoes and make them less prone to wearing out; they cover the toe area, ensuring a secure fit Reflective details - Increasing your visibility in traffic, we have included reflective details at the rear of the booties, which light up and reflect when they're hit by light Tipo di tessuto: 75% Poliestere 20% Poliuretano 5% Elastane