1.Size:out dia11.5mm, inside dia 8mm, high 10.5mm 2.Color:Free 3.Easy to Identification. Material:outside:transparent plastic;inside:aluminum. Available in different color with letter and drawing on the rings according to your demands. 100pc rings in a plastic box, 1000pcs rings in a white color carton box 10000pcs in a big carton box.
