Sterling Silver Green Irish Shamrock Three-Leaf Clover Meditation Spin Band Ring(Sizes 4,5,6,7,8,9,10,11,12,13,14,15) Center of the Ring Spins 7mm Wide with Green Enameled Shamrocks Weight Varies from 5 to 8 grams (based upon size) Nickel Free Sterling Silver Marked .925 (for Sterling Silver)