Cortex Slam Ball X Weight:8kg Optimum Nutrition Serious Mass -

Optimum Nutrition Serious Mass - the ultimate in weight gain formulas

All day formula

you'll be able to:

and sip it at frequent intervals until it is all gone

Count down

Cortex Slam Ball X Weight:8kg Optimum Nutrition Serious Mass -Feel the burn through your whole body with a Cortex Slam Ball. Built as an alternative to medicine balls able to withstand strong pounding through a tough workout, slam ball exercises are high intensity, full body workouts. Adapting the medicine ball for specialised use in a range of exercises, the slam ball is designed to take a knock during any workouts. The slam is an exercise that involves lifting the slam ball overhead and slamming it into the