Our "green" shamrock weight is 100% recycled aluminum and an icon of St. Patricks Day. Use it to wish your drinking companions luck or just hold down the napkins for your frosty beverages! Dimensions: 3in L Product Care: Our fine metal is handcrafted from 100% recycled aluminum. All items will not tarnish. Handwash in warm water with mild soap if needed and towel dry immediately. Occasional use of non-abrasive metal polish will revive luster.