Ivy League’s curly extensions are completely natural indian hairs. This hair is steam treated and is a gorgeous heavily textured pattern of tight curls which creates a plush and timeless look. Each bundle is approximately 4 oz and comes in a natural color ranging from a 1B-2. There may be a slight variation between bundles, as no two bundles are exactly the same. Hair will last 1.5-2 years with proper care and maintenance.