Description: Specifically designed for hair extensions installation during heat fusion bond. The clip makeup installations easy and time-saving. Safety shield keeps hot tools away from the scalp. Help protect the scalp from heat, hot and adhesive tools. Material: plastic Size: approx. 9x4cm/ 3.6x1.6 inch Package Includes: 2 Pieces Hair Extension Separator Clips Note: Please allow 1-2cm(0.4-0.8 inch) size difference due to measurement. Thank you!