Venture Motorcycle Covers are premium quality all-season covers designed with riders in mind. The upper (black) portion is durable 420D treated polyester with waterproof coating. The lower (grey) portion is heavy duty 600D oxford polyester meant to withstand the rigors or mechanical parts. All seams are double stitched and upper seams are all heat sealed. Portions of the underside have a scratch resistant non-woven inner layer to protect sensitive parts such as the windshield and fairing. The tail has specialized heat shield to protect cover from hot areas such as exhaust pipe. The cover is equipped with rear vents for air circulation and reduced wind lofting, rear reflectors for safety, a heavy duty shock cord hem for secure fitting plus center grommets with strong ties for extra hold. Cable lock front grommets with padlock stash pockets are also included. A convenient compression storage bag is also included. Sport Bike size fits most sport bikes up to 90" long.