High5 race pack contains enough award winning products for long endurance events such as triathlons 2 4 hour race day events or long training rides road and mtb the pack includes high539s race proven energygels refreshing isogels energysource drink and their delicious protein recovery drink the pack includes the latest generation of nutritional products that will keep you fuelled hydrated and focussed on race day isogel isogel is a great tasting sports fuel for a burst of instant en