Stone Island Ripstop Gorete Jacket Hooded down jacket made from GORE-TEX fabric, exhibiting the black diamond label dedicated to breathable garments that live up to the Guaranteed to Keep You Dry GORE-TEX promise. The outer face of this high-performance two-layer fabric is made from ultra-light 50 micro denier polyester yarns on Dobby looms for a fine ripstop weave. It is then bonded to a fine GORE-TEX membrane: extremely breathable, durable, waterproof and totally windproof. Treated with anti-drop technology.