Cotopaxi Lagos 15L Hydration Pack: This bag contains the same HydraPack 2.5 liter water bladder that our top picks have. But the zippers feel cheaper than those on our top picks. The waist belt ...

The Chinese brand will be the official hydration pack supplier for all UTMB World Series events. Launched in 2011, Aonijie ...

Hydration packs or waist belts with water bottle holders are ideal for staying hydrated during long runs. Also, consider the size and capacity of the bag to accommodate essentials like keys ...

waist packs and headlamps. It will launch a dedicated line of UTMB hydration packs as part of the deal, which it says will be designed to withstand the extreme conditions found in the Series' 218 ...