Marathon-winning ‘spray-on’ running shoes could shake up Olympics
By Leah Dolan, CNN (CNN) — We’ve seen spray-on hair, a spray-on dress and now — marathon-winning spray-on shoes. Swiss sportswear brand On is the latest company to embrace advanced “spray-on” materials with a “revolutionary” robot-made sneaker it believes can improve performance at this month’s Olympics. The Cloudboom Strike LS is lace-free, weighs less than
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