Different fillings will condition your knuckles differently.Rice is generally a good filling to start with. Dried beans like black eyes beans or kidney beans give a slightly harder impact. Howerver, the sand is not a good choice, buit if you are a hard hitter than this marvelous martial arts, boxing and karate boxing practice cushion is the perfect choice when it comes to throwing punches and kicks on. Ideal for home, gym and other indoors places.
Brand Name: SGODDE
Model Number: SKU017417
Martial Art Style: Wing Chun