The best sparring partner money can buy! A great partner for sparring techniques or target training. Sparring BOB is a full size lifelike mannequin. âSkinâ is constructed of high-strength plastisol. Inner cavity is filled with high-density urethane foam. Base can be filled with water or sand and weighs approx. 270 lbs. 7 height adjustments from 60â to 78â. Base included. One year limited warranty. Made in the USA.