Black 4-hole buttons, 20mm, set of 100. - Color: Black - Size: 2cm - Number of holes: 4 holes - Material: Plastic - Quantity: Set of 100 - Thickness: 2mm (thin for its size) *Bulk Purchase* For combined shipping, please contact me in the comments, and I will offer a discount of 100 yen per item. Also, I have plenty of stock, so you can purchase multiple of the same item. Although new, some buttons have rough edges and minor scratches.