100% human hair . Dounce machine weft with the cutlines aligned. Elegant, soft hair, can be straighter or left curly. Hair may last up to 2 years if taken care of properly. Expertly crafted and designed for superior quality, our 12A Bundles feature 100% human hair with a double machine weft and aligned cuticles. Delicately soft and versatile, it can be worn straight or curly. With proper care, this hair can maintain its luxurious look for up to 2 years.