【Hair material】Our yaki straight clip in hair extensions are made of 100% virgin remy human hair. You could heat it to make variety styles as you like since it's human hair. When styling, please make sure the temperature is below 390 degrees F/180℃. 【Specification】The clip in hair extensions are 120 grams per pack including 7 pieces clip in wefts. The net weight without the clip is 95 grams, and the net weight with the clip is about 120 grams. We recommend that 1 pack is good if you have thick hair and want to add volume. If you have a thin hair, you may need 2-7 packs at least. 【Easy to apply】 Clip-ins is easier and more convenient to wear, so you can have longer and thicker hair in a few minutes. It’s so soft that won't cause any damage to your natural hair, can be removed easily and will not damage your own hair. 【About color different】 The color of our product may appear slightly different under different lighting environments, monitors and settings. 【Various occasion】Clip in hair extensions are suitable for all kinds of parties, activities, wedding, dating, and so on. To image you will stand out in any occasions if you make a choice from us. UPC 800747624312 ASIN B07W6MZ82T Color Yaki Straight(Natural Black) Hair Type Straight Brand Name Sixstarhair Unit Count 1.00 Count Material Type Human Hair Product Style Straight Installation Type Clip Material Features Natural Manufacturer Part Number CLIPYK20