1,neoprene wrist 2,3mm thickness neoprene 3,waterproof,fashionable,reusable,nontoxic 4, Manufacturers selling 5, ... design4.size and color are available5.use environmental rubber neoprene to make nontoxic6.quality is excellent,reasonable in price1, ... blood circulation of muscles 4,release the pain of jointMagnetic Neoprene Wrist support magnetic therapy supports include wrist protectors, sweatbands ...