EXPERIENCE GLAM is 100% Virgin hair, meaning that all of the cuticles are unidirectional. This is a critical feature of quality hair extensions because it ensures no matting or tangling. Our selection of natural virgin hair matches many hair types and is perfect for all nationalities. EXP GLAM offers a natural soft texture because each bundle is collected from only healthy donors. All of our hair is exclusive virgin quality therefore it can be colored and worn curly or straight. 100% Virgin Human hair Can be colored, cut, flat ironed and curled. Last from 1-2 years depending on care. No shedding or matting 1 bundle 3.4oz to 3.7oz ( about 100 grams) 12” to 16” needs 2 bundles for a full sew in. 18”+ needs 3+ bundles for a full sew in. Hair colors are dependent on donors and only come in natural dark brown color.