Kare & Kind Barrel Screw-100pcs-Screw type Clasp 4X15mm-10 retail packaging These barrel clasps have a built-in safety screw Lock which is very durable and easy to screw together. These screw clasps are perfect for repairing your existing jewelry or creating homemade jewelry, necklaces, anklets, charm bracelets or any craft / fashion projects with ease. They have a beautiful and shiny appearance that keeps your jewelry looking brilliant. Each screw clasps measures approximately 4 mm x 15 mm. They're the perfect size. Each clasp has an open ring on each end. These jewelry clasps fasten the ends of either a necklace or a bracelet together by screwing the two pieces together and forming the barrel shape. The color is Silver plated. 100 pcs screw clasps in one package. With Kare and Kind retail packaging.