These hanging hooks are made of material, it is very hard. It is waterproof, wear-resistant, high-strength and durable. Can be hung on a backpack, key ring, kettle and everything you need, and can be used for tents, ropes, etc, stylish and practical. Features - Color: Black. - Material: Metal. - Size: About 3.20X1.00X0.20cm/1.26X0.39X0.08inch. - Made of , durable and practical. Lightweight, wear-resistant and durable, no fade. - Great for outdoor activities such as camping, fishing, hiking, travel, keychains, luggage, toys, kettles, backpacks, etc. - The carabiner which allows them to be quickly and securely attached to a wide range of fixing points. - Can be used a keychain to keep your keys or small items without the risk of any falling off. - Used for daily life, attached to the backpack or handbag for hanging keys, flashlight, cords, ropes, hoses, water bottle and other items. Package list: hooks