This Gaiam Pilates BodyCircles Kit provides a boost for your Pilates workout to help you create a strong and shapely arms, chest, upper back, shoulders and triceps. Kit includes an introductory workout video featuring certified Pilates instructor Ana Caban who will introduce you to the lightweight and simple-to-use workout circles and guide a 10-minute workout. Video: 14 minutes. Includes 2 padded workout circles, each: 13-1/2" dia. and 1/2 lb.