Our Remy Tape Collection has 40 pieces per pack and 100 grams of hair-we sell MORE hair PER tape weft than other hair extension companies! These extensions are invisible, lightweight, non damaging, and easy to maintain. They last 8-9 months at a time and can be reused with new tape up to three times. These tape in extensions are easily applied in less than 30 minutes and require no chemicals, heat, or adhesives. Wash and blow dry hair everyday without slippage! You will need 2-3 packs for a full application.