JY-MARINE stainless Steel Welded O ring electric polished marine round ring Can be used in a salt water environment Perfect for marine, diving and outdoor harsh-condition applications; luggage & bags, saddle Stainless O Rings are all welded, and are ideal for marine type applications, as they are rust resistant Stainless round rings have a clean finish,which are also used on clothing and pet products, Ideal if you live or work around a salt water environment.