It can be used for necklaces, earrings, bracelets and other jewelry, very suitable for Thanksgiving, Christmas, birthday, Mother's Day, Valentine's Day, anniversary, to give to your family, lovers and friends, its the best choice for handmade craft materials. 3 Size in Round Flat: 4x3mm, 6x3mm, 5.5x4mm, inner diameter: 2mm, 2.5mm, 3mm - stainless steel cord ends in round and flat shape, can meet your jewelry necklace, bracelet DIY making and repairing needs. Stainless Steel Cord Ends: Made of stainless steel metal; more strong and durable than other metal, excellent for your long wear; Lightweight and sturdy enough for bracelet and necklace focal pieces. Quantity: 180pcs stainless steel end caps totally - 30pcs each size for round, 90pcs round; 30pcs each size for flat, 90pcs flat. Enough amount can fit for your craft needs. Easy to Use: Simply use glue to insert the cord to the end cap and they will hold your string in place. Fit for leather cord, also suitable for other jewelry stringing materials, such as leather, silk, satin cord, etc. Wide Usage: Perfect for glue in jewelry designs, you can use them with leather, suede, tassel, lace, hemp, leather, hemp or rattail satin cord to create necklaces, bracelets, earrings, tassels and Kumihimo jewelry.