【Premium Quality Sew in Hair Extensions】WENNALIFE sew in weft extensions are made of virgin human hair, silky salon professional human hair, soft like your own natural hair, no tangling, no shedding. The double weft created with uniform distribution of volume, also, thick & healthy ends is what makes WENNALIFE stand out in the market. Hair can be reused for multiple salon applications with proper aftercare and maintenance. | 【Sew in Hair Extensions Specification】- WENNALIFE weft hair extensions human hair, 40" width per set. 14"-16":80g, 18":90g, 20":100g, 22":110g. 40" long weft and machine tied means they can be cut to any length you desire without falling out. For fine hair, we recommend 1 set; for a full head, suggest 2 sets. Can be restyled, strengthened, curled, dyed, etc. Remind: please control the temperature under 250F. | 【Weft Hair Extensions Color Match】 Light Dark Brown. WENNALIFE hair extensions cover from Jet Black to Platinum Blonde, and from Highlights to Balayage. Provide you with different color combinations. So, you can choose the right hair extension according to your hair color. Can be dyed, strengthened and curled (under 250F). | 【Many Ways to Wear & Durable & Dependable】- Weft hair extensions can be done in many different ways. Salon professionals can use the needle/Micro loop kit to install hair easily by beads or braids base. 60-90 minutes you will get fuller & longer hair. We highly recommend the micro-loop method, simple, painless, scarless and won’t harm your natural hair. The weft is not visible to the naked eye as the natural hair moves, and lies flat on your scalp, really a good choice. | 【Washing Tips & Customer Service】Properly care to maintain their smoothness and shine. Use a mild shampoo and conditioner, gently wash each weft with lukewarm water along the texture, and allow them to air-dry for best results. For more details, refer to our Hair Care Instructions. Your satisfaction is our priority, so feel free to reach out to us with any concerns about your hair extensions. We are committed to finding a better solution if you're not completely satisfied.