Hair detail: Hair material: real remy human hair, looks natural and healthy Hair life: 6-12 months (depends on use and care) Texture: soft and silky. Length: 12/14/16/18/20/22/24 inches Tape: double-sided tape, the glue life is about 1-2 months (the package includes 10 addional tapes for exchangement) Weight: 60 gram Quantity: 20 pieces/pack(1-2 packs for adding volume, 2-3 packs for full head) Tips for hair caring: 1. Try to wash your hair as infrequently as possible, every 2 or 3 days is recommended. 2. Use sulfate-free shampoo because sulfate can damage your extensions. 3. Avoid using too many hair products, because that can also cause tangling and matting. 4. Use acidic shampoo for light color hair extensions can help avoid matting. Note:Natural growing hair have layers because they do not grow at the same speed. The hair extensions also have layers, hair a...