The wristband keychain is sturdy and well-stitched, and fits easily through hands large and small, but doesn't have too many straps. Use detachable string to connect card holder/phone/wallet etc. The metal clips and loops are made of the most durable zinc alloy paired with high-grade leather for safety in use. Flexible design, easy to clip or remove keys. The hand lanyard strap is made of high quality smooth material, it feels light and comfortable to carry or wear.