Portable Four-Wheel Wheelchair Aluminum Alloy Foldable Four-Wheel Scooter with Brakes and Pedals Elderly Disabled hemiplegic Travel Wheelchair I would say it would suit a small adult /teenager used but in great condition fold small.
Walker Rollator 4-Wheel Wheelchair with Under Seat Storage Bag Replacement
SuperHandy Portable 4-wheel Mobility Scooter Aluminum Frame 159 kg Capacity
Portable 4-Wheel Rollator Walker for Seniors, Collapsible Aluminum Walking Aid with Seat, Height Adjustable Mobility Walker for Elderly, Lightweight Durable Purple
Lightweight Portable 4-Wheel Rollator Walker with Shopping Basket for Seniors – Folding Design with Sturdy Wheels for Assisted Walking, Ideal Mobility Aid for Increased Independence
MNBVH Lightweight Portable 4-Wheel Rollator Walker With Shopping Basket For Seniors – Folding Rollator With Assisted Walking, Sturdy Wheels
Adjustable Height Mobility Walker with Seat, Portable 4-Wheel Folding Walker for Seniors and Adults, Lightweight Support for Indoor and Outdoor Use
