Why Choose 6D Hair Extensions?1) 30 minutes to finish a full head hair extension, very fast and energy-saving. No painful feeling during the process, the hair is easy to comb, manage and clean and comfortable hair removal experience.2) The invisible joint is only 1.7mm.3) The hair beam can be reused and length will not get shorter.4) ECO-friendly material,healthy and anti allergy.5) Simple tools for easy hair extension and can help you get beautiful hair style.6)Affordable, lightweight and easy to attach without causing damage to your own hair.7) Process hair extensions is easy and quick for adding volume and length. Anyone can do it. 20 minutes installation for full head. The whole head agenerally needs 30 rows of to 40rows displacement hair, and ultimately decided by the amount of personal hair.Product DetailsName: 6D second generation hair extensionHair Material: 100% Human HairHair Size: 10Inches , 12Inches , 14Inches , 16Inches , 18Inches , 20Inches , 22Inches , 24Inches , 26InchesHair Color: BrownWeight: 100 gApplicable skin tone: Any skin toneApplicable face shape: Any face shapeEfficacy: Change hairstyle instantlyOccasions: Perfect for Daily Use. Concerts, Theme Parties, Weddings, Dating, Halloween, Cosplay, etc. Also Will be Nice Gifts for Your Friends and Families.✔Products include?hair extension*1★Our after-sales specialist will reply to your information within 24 hours to solve your problem.if you have any question,ples contact us.