Denmark Toupee Material :: Human Hair Base construction: Transparent super thin lace all over, This is French lace with is durable. Both clipping and pasting can be done. - Knot Type: Front 1/2" hair line with V-loops, rest with single split knots - Hair Type:100% Indian human hair(HUMAN HAIR will show white smoke while burning and will turn to ASH; Synthetic hair will show black smoke and will be a sticky ball after burning) - Length:5"-6" (Stretching the hair to be STRAIGHT and then measure,) - Wave: Slight wave ( natural straight ) .... Washing: Brush the hair and make sure there are no tangles (except for tight curly hair) before washing. Gradually wet hair with solution from hair tip to root. If the hair is dry and covered in a lot of water at once it may swell up and tangle. Please feel free to contact us if there is any problem or question and we will reply within 24h.