As Seen on TV Bosu Ball

The Bosu Ball is a balance trainer that improves core strength, balance, endurance and flexibility giving you a full circut work out! The Bosu Ball can be used to stand on, as a back support while lifting weights, doing push ups and sit ups for a work out that is tailored to you! Made of plastic and polyurtehane. Weighs 14.7 pounds. Features Includes workout dvd and foot pump Measures: 25.4 x 24.6 x 4.6