Fairtex HB3 Extra Large Leather Heavy Bag - Black-Red (UN-FILLED)Extra large design to provide a more imposing opponent to hit and build more strength and power to the upper body. Constructed of high grade Thai Leather and non tear nylon at the top with heavy duty water resistant and non tear nylon lining with nylon web straps. We recommend using a swivel on Fairtex punch bags which allows the bag to freely spin, increasing the life of the straps. Features: Extra large design High grade Thai leather heavy duty