When a normal medicine ball just won’t be enough, athletes and sports performance coaches reach for the D-Ball. D-Ball by Mondo medicine balls range in weight from just one pound all the way up to a super heavy 200 pounds. Start with the lighter weight Speed Balls then step up to the mid-weight Strength Balls. At the end reach for grand master D-Baller status with the super heavy weight Super Balls and the Eliminator Balls. These slam balls are designed to challenge athletes of all fitness levels and are proudly Made in the USA!