Hi-Lites Introducing Hi-Lites, our 20 inch clip-ins that add a pop of color to any hair look. We recommend trimming them to your desired length and styling them however you please! Comes in a pack of 2 extension pieces! ABOUT MATERIAL Vegan synthetic fiber from Japan. LENGTH 20 inches but can be trimmed to any length. WEIGHT 8 grams per piece; 2 piece set = 16 grams STYLE Straight HEAT RESISTANCE Heat resistant up to 320 °F