- Advanced materials group Versarien said it had signed an agreement with shoemaker Vivobarefoot to collaborate on developing footwear that incorporates graphene.

Vivobarefoot was the world's leading maker of minimalist shoes, majority owned by Galahad and Asher Clark, with Taiwanese shoe manufacturer Stella International owning a minority stake, Versarien said.

At 9:43am: [LON:VRS] Versarien PLC share price was -1.5p at 69p

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