YOYOSTORE 50pc 15x10mm Pink Plastic Child Adjustable Flat Base Blanks Pad Ring Loop Jewelry Making Tool Diy NEW Ideal for gluing on buttons, beads or anything else to create unique rings.Great DIY accessories for home jewellery making and hobbies Ring Inner Diametre (Approx.): 15mm / Pad Diametre (Approx.) 3/8 inch (10 mm) Material: Plastic Inclube: 50 pc with a 9cm paper cap mat