Super easy to wear You do not need to be a professional hair stylist, our hair extensions are meant to help everyone get a full hair in the easiest way. Clip in the hair whenever you want. Safe to your own hair Our hair extensions are cleaned through disinfect treatment, clips are covered with anti-slip silicone, absolutely no harm to your hair and scalp. About quantity The 7 pieces is thin type of clip in hair extensions which has 65 gram to 75 gram of hair. It is suitable for customers who just want to add some volume for complement. The 8 pieces is thicker with 65 gram to 120 gram of hair. We will recommend this type if you want a fuller hairstyle. Hair detail(7 pieces) Length-weight: 15"-65g/18"-70g/20"-70g/22"-75g Hair life: 6-12 months depends on use and care. Package include: 1*8” (20cm) wide wefts with 3 clips 2*6” (15cm) wide wefts with 3 clips per weft 2*4"(10cm) wide wefts with 2 clips per weft 2*2"(5cm) wide wefts with 1 clips per weft Free gifts:2 clips,1 thread,1 needle Kindly Remind: Considering light and different monitor, the exact color might be slightly different from the picture showed. If you are not sure which color fits you, welcome to email us a photo for color match (please take the photo under natural light so that we are able to make a more appropriate suggestion.)