Everyone remembers the timeline of ‘Lockdown 1’ and the relief at finally being allowed outside for a brief walk or run. Tom Miles spent many of his early lockdown runs pondering how he could work his upper body without access to the gym and without a set of weights at home. At some point during or after a video call with his father, renowned product designer Alexander Miles, a lightbulb moment occurred between father and son. “What if we attach a set of resistance bands to a belt in such a way that they provide upper body resistance while you run?”