Product Details Foldable Push Up Board This push-up board is an innovative color-coded push-up board training system that can train muscle groups-hands, chest, abdomen, hips, shoulders, back and triceps. Different color-coded push-ups work for specific muscles: blue chest, red shoulder, yellow back, and green triceps. The heavy-duty "plug and play" pusher system has multiple positions and angles to sculpt and maximize the clarity of the upper body. Just 30 minutes a day, you can exercise muscles, strengthen the body up and down, burn calories, lose weight. Burn calories and increase strength with this innovative push-up system, which guide you through whole-body strength and conditioning exercises. Advanced, cushioning, non-slip handle. 5. Maximize the overall upper body strength and endurance. Beginners can exercise safely, and use the core non-slip bar to get more and more diverse words and better and stronger exercise effects.