PEPPERLONELY Brand 10PC Metal Shank Button Round Antique Copper Spray Painted Blue Single Hole Flower Pattern 15.0mm( 5/8) Quantity: 10PC Size: 15.0mm( 5/8) Hole size: 2.2mm( 1/8") Thickness: 6.4mm( 2/8") Material: Zinc metal alloy(Lead and Nickel Safe)