PEPPERLONELY Brand, 10PC Aluminum Carabiners Climbing Camping Keychain Clip Hooks 6x3cm(2 3/8" x1 1/8") Quantity: 10PC Size: 6cm x 3cm(2 3/8"x1 1/8") Hole size: 5.1cmx1.9cm(2"x 6/8") Thickness: 7mm( 2/8") Material: Aluminum(Cadmium Safe)