[Sterling Silver Clasps]: S hook clasps are made of 925 sterling silver, smooth surface, soft metallic luster, good ductility, silver makes it more textured, not easy to rust or fade, won't bring burden or cause discomfort to your skin, safe and comfortable to use. [50Pcs Clasps and 100Pcs Jump Rings In A Box]: 50Pcs s hook clasps: about 12x7.5x1mm, and 100pcs jump rings: about 7x1mm, 18 gauge, inner diameter: 5mm, all packaged in a small box: 68x52x11, easy to not lose the pieces, can keep charms for dirty. [Unique Design]: The s shaped clasps compatible with silver color bring literary and gentle beauty to you and your loved bead jewelry projects to show your unique personality and good taste. [Easy to Use]: Just open the S-shaped buckle forcefully in the front and rear directions, put the ring into the S hook, it can be closely buckled. You can take jewelry pliers and slightly opened the hook so that it slides on and off the ring a bit easier. [Wide Application]: S-shaped clasps can be used with any type of necklace. Serves for jewelry, jewelry accessories, bracelet.Suitable for valentine's day, mother's day, new years, Christmas, birthday, anniversary, wedding, party or any special occasions.