This internal flex frame is made of premium and material, which can withstand use. Features the iron material, which has high durability, not easy to deform. Fine workmanship, ensures practicality. Features -Color:As shown -Material:Iron -Size:8.00X1.70X0.30cm/3.14X0.67X0.12in -Note:The middle shrapnel is in random color. - Flexible frame buckle, made of safe material, durable for long-term use. One side of the flexible frame is bolted, and the other end is open. - Squeeze the edge of the metal frame and it opens easily. Release your finger and it will automatically close off. - DIY hardware part accessories for making bags, snap bags, handbags, coin purses, and more. - Made with high grade and reliable material, sturdy, safe and durable for lasting use. - Adopts precision production to enhances the stable characteristics and high reliability. Package list: 60 x internal flex frames