Before you step into the ring, make sure you're working with the best gear you can get your hands on. Ringside Heritage hones your reflexes and endurance with this 100% cowhide leather speed bag. It's a full quarter-inch thick with a riveted swivel loop that ensures long-lasting durability. Additionally, the bag's made with double- and triple-reinforced seams as well as a classic engraved logo with leather-laced accents.