Features1Rip-stop polyester fabric with water-resistant coating. 2Taped seams for better conservation against rain, water, snow, dust, etc. 3Adjustable drawcord closure for a customized fit. One size fits most. 4Reflective elements for added visibility and safety at night. 5Lightweight and foldable for easy storage.SpecificationThis waterproof helmet cover can protect your helmet from rain, water, snow, dust and other elements. It is a great choice for cyclist. Features:Rip-stop polyester fabric with water-resistant coating. Taped seams for better conservation against rain, water, snow, dust, etc. Adjustable drawcord closure for a customized fit. One size fits most. Reflective elements for added visibility and safety at night. Lightweight and foldable for easy storage. Specifications:Material: Polyester Color: Black / Red / Fluorescent Green / Blue (optional) Weight: 40g / 1.4in Package List:1 * Helmet CoverPackage List1 * Helmet Cover