All Terrain Self Propelled Wheelchair This Wheelchair can handle any outdoor terrain, such as cobbles, mud, and gravel. It can also be used on snow or grass. This kind of wheelchair is also suitable for indoor use. This chair is self-propelled, permitting the user to set their own speed. This https://www.mymobilityscooters.uk/products/lightweight-self-propelled-wheelchair-with-brakes-419