What material is stretchy and waterproof?
A Polyurethane Coated 4 Way Stretch Spandex Tricot Polyester that is 190+40 GSM - 85% Polyester, 15% Spandex. This wind and waterproof stretch fabric resembles a super thin neoprene with a very soft black polyurethane coating and an amazing amount of flex. This polyester 4 way stretch spandex is non-breathable.