Perfect Combination: The cord end caps features a column shape with lobster claw clasps. The design make them possible to be attached to the cord ends directly, finish the jewelry making with ease. No need to bother buying other accessories. Package Reference: You'll get 20 sets end caps with clasps for the whole package. The inner diameter of the cord end caps is about 4mm. The total clasp is about 12mm in length, 7mm in width and 3.5mm in thickness. 304 Stainless Steel: Made of 304 stainless steel, which is more sturdy than regular metallic materials. Reliable to use and light in weight and friendly to your skin. They won't fade, wear or deform easily. Keep your handmade jewelry in long-term good condition. Easy to Use: You only need to glue the ends of your beading string or cord on both ends and stuff them into our wire coed end caps respectively. After drying, your jewelry can be easily opened and closed with the lobster clasp! Wide Application: Our cord end caps with lobster clasps are wide used for making jewelry like choker, necklace, bracelet, anklets, etc. Compatible with leather, suede, tassel, lace, hemp, or rattail satin cord. They can also be used for make keychain, bag ornaments, wind climes, etc.