Tight Fit - These lightweight windproof and waterproof shoe covers are made for slim road cycling shoes only (LOOK, SPD-SL, Speedplay); NOT for MTB shoes, sneakers or trainers Windproof and waterproof - The GripGrab RIDE shoe covers protect your feet and shoes from rain, wind and dirt when you cycle in rainy weather conditions; Ideal for spring and autumn Adjustable Closure - A wide hook and loop closure on the rear and underneath the sole makes it quick and easy to put these covers on and off; It allows you to adjust them to your shoes Reflective Details - Improving your visibility in traffic we have included reflective details on the booties which reflect headlights very well; Choose Yellow Hi-Vis to stand out Durable - Thanks to the tear-resistant Aramid fibre-reinforcements on the sole, these high aero shoe-covers are robust and will last you many kilometers of biking throughout the year