Product description Specification :Material: 100% Remy human HairPackage: one piece per pack.Length and weight:16 inches, 60 grams.18 inches, 65 grams.20 inches, 70 grams.22 inches, 75 grams. 24 inches, 80 grams.Size: Adjustable size. You can adjust it to fit your head by tightening or loosening the invisible wire.Color: Various colors are provided. You will have different choices.Hair Life: 5-12 months. It is depending your caring and protection.How to apply the Hair extension:Place the real human hair extension on your head firmly.Cover the fish line with your own hair.Brush the hair to blend in with your own hair.Washing and caring:Use shampoo and wash the hair gently with cool or warm water. Use conditioner to keep the hair silky and smooth.After washing, use a towel to twist off the water, it is best to dry naturally. Comb your hair extensions with a wide-tooth comb from the bottom to the top.How to adjust the fish wire?1. Use the pliers to open the micro ring.2. Adjust the micro ring, tighten or loosen the wire to the fit size.3. Close the micro ring.Service and Attention:Pre-sales service: If you have any questions about products, please contact us on email. We are professional and pleased to help.After-sales service: We are responsible for our products after sale. If any problems, contact us directly. Your satisfaction is goal we've always been pursuing.Note: Hair colors may be slightly different due to different mirrors and lights.Because it's real human hair, it can be trimmed, perm, color(only from light to dark ) and bleach. Usually we advise you not to do that, if you have to, please properly take actions. Indications Remy Human Hair for WomenUnder different Lights, the color may be different, please kindly understand it.Hair Extension can be curled, straighted, or dyed for many styles. The human hair extensions wire in not like our own hair, it is normal to get static and tangled, please take care of the hair piece. Directions Wire in Hair Extension Human Hair Please conmtact us before your order,if you have any questions about the hair extension. Pay attention: Hair Extension can be trimmed ,perm ,dyed(only from light to dark ) and bleach. The dark need be bleached to light color first, then you can dye the hair. See more