Mini Skater 24 Sets Magnetic Button Clasp Snaps - Purses, Bags, Clothes - No Tools Required - Choose Small or Large Magnetic button size:18mm(6/8") (Black) Quantity: 24 Sets Size: 18mm x13mm( 6/8" x 4/8") 18mm x11mm( 6/8" x 3/8") 18mm( 6/8") Dia. Hole size: / Thickness: 10.7mm( 3/8") 12.6mm( 4/8") 0.5mm Material: Magnetic Hematite