66fit Slam Balls - Black - 5kg, 10kg & 15kg Joint Before demonstration

Before demonstration

The goal of a balance board is to stand on it as straight as possible

Contents: 2 x Achilles/ Calf Stretchers

The following seals of approval and test results confirm this

66fit Slam Balls - Black - 5kg, 10kg & 15kg Joint Before demonstration66fit Slam Balls are weighted balls that are designed to be slammed into a wall or the floor. The no bounce design enables the user to build explosive strength. Features Inner Material: Sand Iron Mix Outer Material: PVC Weight: 5kg, 10kg and 15kg Colour: Black Description Ideal for Crossfit, boxing, core strengthening and general fitness 66fit slam balls are ideal for building up explosive strength, speed, stamina, and improving coordination. So why