Maybe one of these similar products would be of interest:-
Foot Stepper Machine,Mini Stepper Exercise Steps Foot Stepper Machine Exercise Device Under Desk Household Stepper Equipment Fitness Equipment for Home Office Gym (Blue)
Mini Stepper Under Desk Pedal Exerciser Sitting Stepper Folding Foot Peddle Non-Slip Foot Stepper Massage Design Stepper/566 (Color : Green, Size : Blue)
HERCHR Foot Stepper Machine, Stair Stepper with Resistance Bands, Steppers for Exercise Mini Stepper Stair Stepper Fitness Stepper Foldable Foot Pedal Exerciser for Home Office Workout (Gray)
HERCHR Foot Stepper Machine, Stair Stepper with Resistance Bands, Steppers for Exercise Mini Stepper Stair Stepper Fitness Stepper Foldable Foot Pedal Exerciser for Home Office Workout (Blue)
HERCHR Foot Stepper Machine, Stair Stepper with Resistance Bands, Steppers for Exercise Mini Stepper Stair Stepper Fitness Stepper Foldable Foot Pedal Exerciser for Home Office Workout (Green)