1pc D Ring Shape Carabiner Spring Snap Key Chain Clip Hook Lock Outdoor Buckle Material: high hardness aluminum alloy Dimension: Approx. 0.76 x 4.5 x 4.8cm Suitable for: Hanging on the bag, key rings, bottle, connecting tent and ropes, etc. Not recommended for climbing, rock climbing, ice climbing and other high-altitude activities. 100% Brand new.