1 BOX SPIRAL CORSET: Comes with 100 pieces of carbon steel spiral corset boning in platinum color, and the sufficient quantity and long enough length can cover your needs for DIY sewing projects and replacement, and all storage in a small plastic box, easy to carry.DETAIL SIZE: Corset Cover: about 11x11x3mm, inner diameter: 10x2.7mm, 100pcs; all storage in a small plastic box: 7.4x7.2x1.7cm.RELIABLE MATERIAL: The corset steel boning tips are made of quality carbon steel, sturdy and solid, reliable and stable in structure, strong enough against breakage, serving you for a long time use.EASY TO USE: Just need to use the needle nosed pliers to crimp them onto your boning, easy to operate, specially designed to keep the cut ends of the spiral bone from harming fabrics and helps the boning slide easily into the channel.WIDE APPLICATION: The spiral metal boning are widely used to make spiral bones for your costumes, corset, underwear, dress, dance wear, craft and more.