Ingredients: Gathered human hair from young girls, healthy, silky, soft, straight Hair cuticles and alignments kept Can be curled, straightened, dyed We suggest that you should buy 2-3sets,if you want thicker hair!!!!! The weight you require is relevant to the thickness of your natural hair or the amount of volume you Directions: 1. Avoid washing by machine. Avoid sleeping with hair. 2.Comb the hair beginning from the bottom part. 3. If the hair tangled slightly, cut the tangled part. If it tangled seriously, immerse the hair with shampoo and conditioner, then comb the hair gently in the water. 4. Let the hair dry naturally after washing. Avoid drying the hair with hair dryer. 5. Put the hair into a sealed polybag when you are not using it. package including：Six-piece set of 16 cards