Pre-bonded hair is also called keratin tipped hair extensions. It is made by 100% handwork. The ingredient of glue is mainly keratin. A bonding glue is attached to the tip of the extension hair and is applied at the root of the individuals hair by using a fusion heat connector.

We are a big wigs manufacturer in China. We make many kinds of Pre-bonded hair extensions. Welcome to order! 
Tip style: V/Flat shape
1.Hair quality: 100% human hair or Remy human hair
2.Hair length: 10inches to 30inches, the most popular one are from 18inches to 24inches.
3.Weight per piece: 0.5g/strand, 0.7g/strand, 0.75g/strand and 1g/strand.