Stair Rover: Smooth-Ride Skateboard Glides Down Steps
If you thought biking down stairs was hard, try skating a stairwell - or better yet: don't. At least not without this nifty device, that is. Designed by Po-Chih Lai (movie by Juriaan Booij), ...
If you thought biking down stairs was hard, try skating a stairwell - or better yet: don't. At least not without this nifty device, that is. Designed by Po-Chih Lai (movie by Juriaan Booij), ...
