Designed to fit over adult helmets this bright helmet cover provides both weather protection and improved visibility for passing motorists. Reflective trim detailing helps improve visibility to motorists in low light conditions Designed to deflect the wind and keep out rain the cover has a water repellent coating and is seam taped to maximise its waterproofness Elasticated binding ensures that the cover fits snugly over your helmet and is unlikely to blow off unexpectedly Main Fabric Fibre Composition: 100% polyester Limited Lifetime Warranty