When you commit so much time, energy & determination to being the best you can be, you want a nutrition partner that truly understandsendurance sport – one that you can trust to provide the best products & expert guidance. With two decades of science behind us, Science in Sport's products are designed to help you train, perform & recover quicker. Get ready for your New Year training with our Si S Endurance Pack, which helps make it easier for you to experience advanced endurance nutrition. Si S is used by elite athletes who accept only the best – including the leading Pro-cycling teams, World & Olympic champions. Contains assorted flavours:2 x Si S GO Isotonic Gels 2 x Si S GO Energy Sachets 2 x Si S GO Electrolyte Sachets 2 x Si S REGO Rapid Recovery Sachets 2 x Si S GO Energy 65g Bars 1 x 800ml Si S bottle