Smart Hula Ring Hoops, Weighted Hula Hoop For Adults, 24 Knots Detachable & Size Adjustable Smart Hoola Hoop With Auto Rotation And 359-Degree Massage, Thin Waist ExerciseProduct parameters: Product Name: Smart Hula Hoop Product material: ABS Product color: purple, pink Product size: 45cm per section, size can be adjusted Suitable for the largest w..