Ivy League’s Deep Wavy extensions are completely natural. This steam treated textured deep wave is luxurious and very versatile. It can be worn in it’s natural state, curled, or pressed straight. 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.