Product Description Item: Tape In Hair Extensions Material: 100% Human Hair Length & Weight: -12 inches = 30cm, 2g/piece, 10pcs/unit pack -16 inches = 40cm, 2.5g/piece, 10pcs/unit pack -18 inches = 45cm, 2.5g/piece, 10pcs/unit pack -20 inches = 50cm, 2.5g/piece, 10pcs/unit pack -22 inches = 55cm, 2.5g/piece, 10pcs/unit pack -24 inches = 60cm, 2.5g/piece, 10pcs/unit pack -Buy More Save More Application Suggestion: -If you have short hair, want long and thicker effect, buy 200g please. -If you have long but thin hair, want thicker effect, buy 100~150g please. -If you just want a highlight effect or a little thicker, buy 50g please. Q: How to choose the Volume? A: We recommend: 20PCS can do highlight, 40-60PCS can for long thin hair.80PCS for long & volume.Tips:under the same weight, long size one may have thinner feeling. Q: Is the thickness of the hair the same from top to bottom? A: No, 100% remy human hair has different thicknesses from top to bottom, and the volume of hair at the end is not as much as above. Q: Why the hair extensions getting tangled? A: Because of dryness, oil, dirt build-up, salt, chlorine, the hair will tangle. Wrong combing method and high temperature iron on the hair also easily cause the hair tangle. We suggest that wash your hair 1-2 times per week, use wide tooth comb on the hair, or consult your stylist for more help, regularly trim the bottom of the hair and maintain the hair with hair oil. Q: Is this hair extensions reusable? A: Sure, the human hair extensions could be reused for 10-16 weeks with regular care. Q: Why is the color of the hair extension different from the picture? A: All photos are taken by ourselves. Due to the difference of light and display, there may be color difference between the actual object and the picture. Q: How to choose color? A: The color number how we named may not the same as the color you usually see. When you choose the hair,please see what the color of your ends or send us a photo of your own hair and we will help you about color matching. Q: Can you go swimming with these hair extensions? A: We suggest you not to do this, because the hair extensions can not absorb nutrients from the person's scalp and it will be destroyed by the salt in the swimming pool. Q: What kind of shampoo and conditioner should I use? A: Try your best to use sulfate free shampoo and conditioner as well as 100% natural hair products to keep hair extensions in good condition.