PEPPERLONELY Brand Resin Rose Flower Chunky Snap Button with Adjustable Ring Base Ring Making Kit Quantity: 1 ring 2 snap buttons Size: Ring: about 19mm inner diameter 19mm wide; brass snasps: 19mm in diameter; Half Hole: 6mm Fit Snap Buttons in 5~6mm Knob Button: about 20mm in diameter 11mm thick knob: 5.5mm. Put snap button to ring base's hole a fashion bracelet will be finished.