BQLZR Sparkly 30mm Diamante Crystal Upholstery Round Satellite Stone Sofa Headboard Buttons Wall Decor Pack of 20 Suitable for crafts, headboards, leather beds, sofas, decoration, home makeovers and many other uses. This decorative button can be used very widely. Thread it to fix it on the soft cushion, then fix your cushion on the sofa, headboard, or the house wall. Material:Glass diamonds,metal Dimension:30 x 18mm/1.18 x 0.71"(Dia x H)