These snap buttons and D-rings with spring-loaded automatic gate are made of metal alloy for safety and durability. With 360-degree rotating lobster clasp, you can easily clip your keys to your wallet or belt loop, perfect for lanyards and other DIY crafts.Features:1. Made of high quality metal to ensure long time use without rusting or damage.2. The claw clasp hook has a 360-degree swivel design that allows it to rotate freely, providing more convenience.3. Each claw clasp hook has enough strength and capacity to securely hold multiple items.Material: MetalColor: Silver ToneSize(L*W*T): 3.5 x 1.3 x 0.3cm/1.4 x 0.5 x 0.1Package Content: 20 Lobster Claw Clasp