1).Name:Waist Trainer & Arm Wheel 2).Material:steel tube+Engineering Plastics 3).Size: ... , galvanized pipe, steel3)Packing: Plastic film Model:HO#0313Name:Waist Trainer & Arm WheelColor:Red, yellow, blue, green, brown, purple ,or as ... it without a companied by adults.Update Date:2012 Waist Trainer & Arm Wheel Outdoor Fitness Equipment