Fischer Drinkbelt Professional - The Drinkbelt Professional is indispensable on cold days. The hip bag with an integrated, insulated 1 liter bottle (BPA free) not only offers enough space for drinks, but also for cell phones, keys, muesli bars, etc. thanks to the additional accessory compartment. The adjustable hip belt and the padded back ensure optimal comfort and the reflective piping also ensures safety.