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Can running shoes be made by a spray-gun? That’s the idea behind LightSpray, a new manufacturing technique created by Swiss sneaker company On. The upper part of the shoe is formed as a synthetic material called polymer is sprayed onto a rotating foot-shaped mold. The process takes about three minutes per shoe. The final product doesn’t have seams or laces and fits like a sock. The company announced this month that it is opening its first LightSpray factory in Zurich featuring four of the robots. Analysts say innovations like LightSpray have given On a competitive edge. So how does it work? Watch the video above to learn more.
Produced by Merritt Enright
Edited by Darren Geeter
Senior Managing Producer: Shawn Baldwin
Shot by: Lorenz Huber
Additional sources: On
Additional footage: On
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2025/07/09
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