The Mytra rough-and-ready punching bag will help you ramp up your speed, strengthen your sparring combinations the Kick Bag is designed with aspiring martial artists and boxers in mind. It has high-impact foam on the inside, and the base can be filled with water or sand for stability. The printed logo provides a clear target to aim at. The bag brings the best of both worlds together in a design that incorporates a water-filled core encased in a foam layer with a sturdy vinyl treated synthetic leather outer shell. With some tap water and the Mytra punching bag you’ve got all you need to work on your power, agility, accuracy and poise for as long as you and your knuckles can stand it — and with no solid contents to shift or develop hard spots, that could be a while. It features a durable cover with wear-resistant stitching that enhances the overall sturdiness. For a reliable workout partner that won’t tire out before you do or kick you when you’re down, the Mytra MMA Heavy Bag is a solid choice. Its synthetic leather canvas shell and resilient fill material resist weather and wear for use indoors or out.