Abdominal Wheel Improve your balance while strengthening and toning your core with the Concorde Double Abdominal Wheel. With its two non-slip wheels and ergonomic handles, this abdominal wheel is an excellent training tool for working out at home or on the go. The wheel is also available in a Deluxe version, which is wider and more effective, and comes in green color. Specifications of the Abdominal Wheel Color: Black or green for the Deluxe version Highly durable Version: Basic, Deluxe