We can enhance your sporting performance with our custom engineered garment prototypes. Contributing to over 133 British Olympic and Paralympic medals, and working with clients such as: "Rob Lewis and Sally Cowan are names many won’t know, yet they have been pivotal in the delivery of more Olympic medals, in multiple sports and in both winter and summer Olympics, than anyone I know." Dr.Robert Lewis OBE. Director Totalsim Limited Achieve another next level of sporting success with a world-class garment solution. At Sally Cowan Limited, we've refined the design and concept process of elite sports clothing, creating Olympic-winning garments. Our innovative technical features make us stand apart from anything else manufactured anywhere else in the world. Our innovative, state of the art designs are pivotal to unlocking the sporting potential of leading UK athletes Thinking outside of the box is our ethos, we use only the best technology to create refined garments which allow athletes to excel in their sport.