Application: Abdominal TrainerFunction: BodyModel Number: DDS-650Type: Double-WheeledProduct Number: E845Product Name: DDS-650 Abdominal FitnessOverall Size: 40*90*88cmFolding Size: 40*22*123cmWeight: 8.2kgLoad-bearing: 300kgMaterial: steel pipe + foam + ABS plastic partFunction: leg sliming, abdomen in, arm muscle