1.This hair extension set contains 200pcs silicone rings, 1pc hair extension plier, 1pc hook needle and 1pc loop needle. 2.The soft silicone rings are perfect for feather and hair extensions without damage your hair. The rings can hold your hair tightly and will not easily get slide when wearing. 3.The plier is specially designed for hair extension and very easy to use remove micro rings. 4.Hook needle is used for pulling the natural hair through the micro beads. 5.Loop needle is used as a threader , which makes the hair through the micro beads easily