1Made of high quality material, sturdy and durable, can stay in service for a long time 2These clips are useful tool while doing quilting, sewing, knitting and other needlework 3You can also apply it to other purposes, for example, using it to arrange files at school or office 420 pieces in one package, large quantity, can meet your various needs at the same time 5There are four optional colors available for choice, namely, yellow, purple, pink, and red