Burn calories and build strength with this innovative pushup system, leading you through a total-body strength and conditioning workout. Heavy duty "Plug & Press" push up board system with multiple positions and angles that sculpt and maximize upper body definition. Premium, Non-slip Hand Grips, Portable, Simple Assembly and Storage. Revolutionary color-coded push up board targets specifics muscles worked-chest, shoulders, back, and triceps Maximizes overall upper body strength and endurance, designed for all fitness levels.