Twin layered and handcrafted, RDX’s newest Patent Pending UNFILLED heavy bag will change up your punching energy and amplify your MMA, and Muay-Thai kickboxing coaching. Comprised of Maya Hide leather-based, these unfilled punch luggage are available in each 4ft and 5ft with all needed fittings and attachments. To sweeten the deal additional, RDX is throwing in a pair of its newest Maya Hide lathered boxing gloves.