Manta Rings 2 Pack 15 Cm Outdoor Waterproof Stainless Steel Key Ring with Colorful Pvc (Purple) Item name: Stainless steel manta ring cable key ring waterproof Safe for aquatic use in fresh and salt water; great for luggage tags, key chains, ID tags Perfect for boating, swimming, fishing and diving gear 6 inches long; 2 inch diameter when closed Package included: 2 pcs key ring waterproof