Easy to Use. Easy to Open. The secure carabiner clip stays tightly closed, but it’s easy to open up and attach your keys, belt loop, or bag. Keep Your Items Safe & Secure. The powerful clip stays tight, so you don’t have to worry about losing your keys. Easy to Share, Connect, and Carry. Free up space in your pockets. Easily switch out keys, share your car fob with your partner, or quickly connect and remove it from your bag or belt loops. 4 Pieces in 2 Sizes. Universal Compatibility. Use the right size clip for any situation. 41mm (1.6 inches) and 27mm (1 inch). Works with virtually all keychains, accessories, purses, and messenger bags. Connect Keys, Charms, Purses, Keychains, and More. Tightly carry your keys and other items with you. Hook it onto your pant loop for easy access (and less clunky pockets). Dog Tags and More. Works perfectly for dog tags, necklaces, USB thumb drives, and more.