TI-EDC Titanium Lanyard Beads, Long Knife and Zipper Pull Dagger Paracord Beads, Pack of 5 Crafted from lightweight and high strength titanium alloy, non-toxic, non-allergenic, corrosion resistance and high thermal stability. Exquisite Workmanship - Chamfered edges to significantly reduce wear and fraying with extended use. Perfect lanyard bead for your zipper, backpack or pocket knife Length: 0.39", Outer Diameter: 0.39", Inner diameter:0.24, Net Weight: 1.6g/pcs Lifetime warranty and technical support