1. length: 8-30inch 2. material: 100% human hair 3. color: any color is available 4. density: 50-130% teaching head Hair length 8-30inch Hair color any color is available Hair material 100% human hair, animal hair, synthetic or mix together Hair Density Extra light,Light,Light Medium,Medium,Medium/Heavy,Heavy (50%-180%) Hair Style straight,yaki,wave,curly or customer's requirment Hair direction ...