Quick Release: Very tight bayonet structure, no need to worry about the goods falling off. A solid gadget, easily for attaching to your belt,keyring,loops,or grocery bags. Material: Titanium alloy structure, beautiful and , with high strength, resistance and other characteristics. Multi-function: It is a great multi-function keychain. It can be used as a bottle opener. This titanium alloy carabiner offers large space to holds all your key chain, tiny caribeaners, other stuff with ease.