Generally most rucksacks and backpacks have a pocket that can be used for maps, water bottles and other to carry other items. If the bag has a specific water bottle pocket this will be shown in the product description and/or specification. Redbows can also bundle promotional water bottles with the some backpacks and rucksacks to provide a matching and branded solution for clients. We can also supply backpacks with built-in water rehydration water pockets and these are commonly used for sports promotions including cycling and mountain biking.