Our company have four types of prebonded hair, they are I tip hair, U tip hair, V tip hair and flat tip hair. They are all made of 100% remy human hair. Most popular of them is I tip hair. I tip hair doesnât need to be heated when you use. Itâs very fast and convenient. U tip hair and flat tip hair need to be heated when you use. Usually each tip hair weighs 1 gram, some tip hair weighs 0.8 grams. We have a lot of colors for you to choose. We can also provide you ombre color, piano color and mixed color for your request. We have good after-sales service.