The Ghana Wave Braiding Hair is names after the strong, yet soft natural wave seen on any given street in beautiful Ghana. Our braiding hair is measured by the ounce due to the high quality of the hair. The recommended amount for Tree Braids, Crochet braids, or micro braids is 4-6 ounces. This hair is available in 20 inches. Please call 1855-STRANDS ( 1855-787-2637) to check availability for longer lengths.