Description This product is a locking pin back. It is made of solid materials. It is safe and durable. It can serve you for a long time without being easily damaged. It is an excellent locking pin back that can bring you more convenience, allowing you to have a more comfortable experience. Features - Color: Assorted Color - Material: Iron, ABS- Size:0.80X0.40X0.40cm/0.31X0.16X0.16in- Size: 1.00X1.00X0.50cm/0.39X0.39X0.20in- Small size and light weight. The edges are polished, smooth and flat, and comfortable hand feeling.- Simple style, warm color and strong texture, fashionable and versatile.- Multi-purpose, suitable for the use of various styles of clothes, brooches, accessories, hats, badges, etc.- It is simple in design, but very practical in use, which brings great convenience to you.- Exquisite workmanship, reasonable structure, professional and practical, can bring you convenience. Packing list: 50 x Sets of Golden Pin Backs50 x Sets of Black Pin Backs