The RED SmartBells 5 lbs traditionally has been our most popular weight. Made of cast aluminum, it is coated with a high grade PVC . The Smartbells 5 lbs comes complete with the "The Basics" DVD and "Core & Functional" DVD both featuring Lisa Wheeler, a wall chart illustrating "The 10 Basic SmartBells Movements" and a stand on which you may display your SmartBells 5 lbs.