Package Includes: about 500pcs stainless steel open clamshell bead tip knot covers. Size: about 6mm long, 4mm wide, Hole: 1.5mm, 3mm inner diameter. Material: these calotte end caps are made of high quality stainless steel, anti-oxidation, strong and durable for long time use. Feature: these tiny bead tip knot covers are just what you needed for the small string. They are designed to hide the knots or crimps in your string to provide a sleek. They are perfect to make a unique professional finished craft projects. Easy to Use: You can string this bead tip onto the end of your knotted silk cord to hide the knot at the end. They are equipped with a loop for attaching clasps or jump rings. Versatile Application: Beading, Jewelry Making, Art, Craft. Perfect addition to your charm bracelet and necklace. Stainless Steel Bead Tips, Calotte Ends, Clamshell Knot Cover, Stainless Steel ColorSize: about 6mm long, 4mm wide, Hole: 1.5mm, 3mm inner diameter.This bead tip makes for a professional finishing touch that pairs well with knotted pearl jewelry.Kindly Note: Small parts, please keep them far away from children under 3 years old.