They were always called "space hoppers" here in the UK, and always looked like this: https://en.wikipedia.org/wiki/Space_hopper#/media/File:Space_hopper,_Walke

They were always called "space hoppers" here in the UK, and always looked like this: https://en.wikipedia.org/wiki/Space_hopper#/media/File:Space_hopper,_Walker_Art_Gallery.png https://en.wikipedia.org/wiki/Space_hopper#/media/File:Space...