Specifications Product NameAbdominal WheelMaterialAlloy Steel Plastic RubberColorBlackWeight1 2kgMaximum load150kg Features 1 High quality material made of high quality engineering plastic simple design beautiful appearance sturdy and tough It has excellent impact resistance The handle is filled with EVA foam for added comfort and the high quality rubber wide wheel is tougher safer more stable does not damage the floor and more silent 2 AUTO REBOUND NETWORK WHEELS The wheels are designed with easy sliding auto rebound technology which reduces wheel wobble and helps you control movement The auto rebound feature protects you from injuries during exercise especially for beginners 3 EXTRA WIDE ABDOMINIUM WHEEL FOR MORE STABILITY Our exercise wheel is 4 inches wide while other brands wheels are only half its width the abs roller provides excellent stability enhances control of forward and backward movements and does not deflect laterally making core training easier and more enjoyable 4 VERSATILE USE It can help stretch and exercise abdominal arm chest shoulder and back muscles to get six pack abs The exercise wheel will help strengthen your core Package includes 1 x Ab WheelNote Due to the different monitor and light effects the actual color of the item might be slightly different from the color shown in the pictures Thank you Please allow a 1 2cm measuring deviation due to manual measurement