Durable, heavy duty, and hypoallergenic Chain Girth(Approx.) : 10cm / 4";Core Bead Diameter : 2.4mm / 0.1" Strong crafting accessory for keychains, lanyards, or ceiling fan pulls, light strings, and hanging Perfect for dog tags, bottle cap pendant necklaces, scrabble tile pendant necklaces, and many other use Can be easily cut shorter with a pair of sharp scissors or extended by grouping several together with the connector