Nail Hair Extension,nail hair,keratin hair extension. 1. 100%human hair; 2. Style: Straight hair, Curly hair, Body wave, Deep wave...Style U-tip, I-tip, V-tip Human Hair Extension; 3. Length: From6 inches To 32 inches 4. Color: Any color available, and also can be customized at buyers' request; 5. Weight: Usually 0.5g/strand, 0.7g/strand, 1g/strand are provided, yet it can be customised accordingly. 6. Package: Cardboard within plastic bag; 7. Minimum order: 500strands for each type and each size 8. Delivery: 6 workdaysdays after the payment. Some products in stock can be sent within 24 hours .