Material: Our rotating bead ring is made of S925 sterling silver, after strict and advanced electroplating and polishing process, the surface is smooth, suitable for daily wear. Rings make no noise when spinning, you don't have to worry about them disturbing those around you. Split Ring: Adjustable design, suitable for all women. These swivel rings are bright enough that you can share these stacking rings with your daughter, classmates, mom or sister as a Mother's Day gift, Christmas gift, birthday present. Relieve stress and anxiety: This ring will not only help you relax, but also increase your productivity. PERFECT GIFT: A perfect gift for you and your friends, families. Great gift idea for couple rings, promise rings, anxiety rings, best gift for weddings, parties, holidays, birthdays, Christmas, Valentine's Day and more.