With a race-optimised design featuring a close fitting PU neck closure and a wide neoprene waistband help to repel water from every angle; XPLORE waterproof & breathable fabric technology; Fully taped seams for waterproof seal; Close fitting PU neck seal for a watertight seal; Adjustable Neoprene waistband for a secure and watertight seal; Adjustable PU cuffs for watertight comfort; 100% Nylon