Truly the best of the best! Made with twice as much high impact foam as the Wave Red. For the optimal sensation of hitting a real opponent. This free standing bag's striking surface is made of high impact foam with a durable vinyl cover. Easily adjustable to four different heights ranging from 52" to 70" and has a rounded base for easy relocation. Fills with sand or water. Weighs approx. 270 lbs. when filled.