Revvies Tropical Hit are fast, fruity, and sugar-free caffeine source that fits in your pocket. Just place a strip on your tongue and in 20-30 seconds its gone and you're good to go. No stopping. No queuing. No sticky mess. Since their recent launch Revvies have already attracted elite athletes to their list of fans, including Olympic running star Eloise Wellings, professional triathlete and sports nutritionist, Pip Taylor, as well as becoming part of the nutritional programs of some teams in the NRL, AFL, Super 15 Rugby and English Premier League. So whether you're an active bod looking for a safe and quality caffeine source, or a professional with back to back meetings, a student cramming for exams, or just need to get through a hectic day, Revvies can help keep you moving. Revvies are also accredited through informed-sport quality assurance program meaning every batch is tested for WADA banned substance before going on sale. Revvies can be taken without water, are suitable for vegetarians, are gluten free and contain less than a calorie a strip. Each Revvies strip contains 40 mg caffeine or put another way about the same as half a cup of coffee or half a can of an energy drink.