Revoflex Xtreme Fitness Exercise Trainer - Green & Black

ADJUSTABLE DYNAMICS: The product is suitable for people of different forces, avoid muscle strain, and it grows with your workout routine. UPGRADED KNEEPAD: The new wider and thicker kneepad can maximum protect your knees when you exercise. DOUBLE ROLLER: Double roller coaster are made of pressure resistant and ABS, which is more stability while rolling in any direction for targeted work on obliques. COMFORTABLE GRIP: Comfortable foam mat grip gives you great stability that you can do any kinds of postures smoothly. ELASTIC BAND: The super elastic bands are strong and durable, gives you the best exercise and you can use at home and gym.
The product has safety features to keep one from injuring self.