uxcell 7pcs Antislip Silicone Retaining Watch Band Fastener Keeper Buckle Ring Hoop Loop Holder for 20mm Width Strap Color: White,Black,Yellow,Green,Red,Blue,Purple; Product Name: Watch Buckle Ring Weight: 9g; Package Content: 7 Pcs x Watch Buckle Ring Material: Silicone Size: 23 x 12 x 6.5mm/0.9" x 0.47" x 0.25"(L*W*T) Fit Strap Width: 20mm/0.8"