AIBER Large Titanium Knife Lanyard Bead EDC Parachute Cord Jewelry Pendant (Yoyo Shape) Material: Titanium Alloy. High quality titanium beads Perfect lanyard bead for your zipper, backpack or pocket knife Length: 30mm, Inner diameter: 6mm, Outer diameter: 18mm Lightweight. You won't feel it when attach on your knife lanyard or keychain. Package: 1 piece beeds