Dual-wheel ab roller with automatic rebound technology, elbow support, knee mat, and timer for core and full-body strength training. Features anti-slip, shock-absorbing wheels, ergonomic grips, and a stable design for beginners and experienced users. Supports up to 300 lbs and is ideal for home gym workouts. Dimensions: 9 x 7 x 15 in. Weight: 3.35 lbs.