100% human hair weft: silky straight, curly or natural curly100% human hair bulk: silky straight, curly or natural curly;Pre-tipped hair extension: Nail hair (U tip), stick hair (I tip), ring loop hair: silky straight, curly or natural curly; Synthetic hair weft and pre-tipped hair extension. Virgin hair and wigs. Hair coloring and many kinds of hair extension tools.