12PC Aluminum Carabiner D Shape Spring Clip Snap Key Hook Keychain Buckle Silver Number of Pieces: 12 Manufacturer Part Number: D Ring Carabiner Type: Carabiner Items Included: 12x pieces of carabiners Fitment : While Climbing, Camping, Exploring, Dog leash,Hiking etc Material: Aluminum Color: Silver Size and weight: 1.8*0.9 inches, 0.11 ounces.