HD Lace Front Wigs Human Hair Advantage Match All Color Skin, Can Melt Into Skin More Perfectly and Makes the Hairline More Invisible;Hand-Tied the Closure Lace Line, Breathable & Durable Lace Material Make It Comfortable;Pre Plucked Natural Hairline, Baby Hair All Around, Looks Natural And Realistic As Your Own Hair. Can be Restyled & Can be Dyed Color As You Like 13x4 lace wig can free part hairstyle. You can use various styling tools like curly iron and flat iron to style them into a straight, wavy, and curly hairstyle.If you are bored with the same hairstyle, feel free to use your creativity on the lace wig to change the wig look. Bleaching and dyeing! Is it 100% Human Hair? Yes, it is 100% Human Hair. Testing by BURNING- Human hair will show white smoke while burning and will turn to ash; Synthetic hair will show black smoke and will be a sticky ball after burning. How long it last? It depends on your maintenance(generally 6-12 months). Treat it like your own hair with hair care tips and make regular washing with conditioner can usually make the hair longer. How to measure the hair length? When you want to measure the hair, please Stretch it to STRAIGHT firstly and then measure. How to Care your hair? 1. Put the hair in cold or warm water for 5 to 10 minutes( no hot water), the time can't be too long, 2. Hand-wash. 3. Choose 2-in-1 shampoo, just use the hand grasp the hair gently . 4. Use a dry towel to wipe the water on the hair