... price Neoprene is a Synthetic rubber foaming body,and commoned SBR,Diving materials,It's soft,elastic,waterproof,shockproof features. Neoprene ... is a Synthetic rubber foaming body, and commoned called SBR,CR,Diving materials in mainland China; and feel soft,elastic ... Protector of sports, Glovers. 4)SW grade: 15%CR+85%SBR, mostly used for Neoprene can cooler, Handbag, Sports products. Meanwhile ...