Newton Running trainer / shoe size 9.5uk / triathlon training Use once and wrong size, hence these are offered up for sale. Almost like as new condition. Newton Running is the leader in performance running shoes that promote gait efficiency for people at all levels of the sport, from first-time 5k runners to seasoned marathoners. Newton Running’s patented Action/Reaction™ technology provides dynamic shock absorption, energy return, ground feel, minimal heel-to-toe drop, and lightweight comfort
eBay