Item Type: Button Maker Supplies Material: Tinplate Product Size: Approx. 58x58mm / 2.28x2.28in 11 SET OF 100 PCS: 58mm button maker supplies come in a set of 100, which is plenty of quantity for long time use. 2TINPLATE MATERIAL: Badge making supplies are made of tinplate material, special technology processing, fastening firmly, not easy to fall off. 3STURDY AND DURABLE: Round badge button parts are durable, rustproof, not easy to break or deform, can be worn for a long time. 4APPLICABLE SCOPE: Button maker supplies can be used in different occasion, such as announcements, advertisements, leisure, initiatives and so on. 5DIY MAKING: Round button parts are suitable for making exquisite crafts as gifts, such as birthday gifts, other holiday gifts, travel souvenirs and so on. 100 x Bright Film 100 x Iron Cover 100 x Bottom Case 1 x Iron Ring Please allow some error due to manual measurement.