Colorized Safety Buckle Carabiner D-Ring Key Chain Clip Hook Karabiner Multifunction Quickly - Color:RANDOM , Pack of 2 Excellent material: Made of hard aluminum alloy material, it's very hard ! Using D-Type aluminium Alloy, High Durable. Can hang kettle bag, key ring, kettle and all the necessary place , And can be used as a connection for the camps and ropes . IMPORTANT : Not recommended for mountain climbing, and high-altitude games!