Stay dry on your bike with this form fit jacket in event 70 waterproof fabric and taped seamsevent 70 is a 3 layer fabric the outer shell in polyamide with an open structure and a durable water repellant dwr treatment a middle ptfe membrane which is highly breathable elastic and waterproof and a light inner hydrophilic liningfull length waterproof zipper with inner flap for extra protection from rain and wind velcro closure on the neck back zipper with inner mesh bag in order to fold the