Its patented U-profile sits perfectly in your hand in either direction

With its mountain-ready recycled materials and travel-friendly features

adjustable shoulder strap with quick-release buckles that let you detach the strap from either side

Water-resistant YKK® zippers keep everything well-protected

Constructed from burly 200D siliconized ripstop nylon

Citadel 25 Modular Water Bottle Holder Drikkedunk Its patented U-profile sits perfectlyThis Modular Water Bottle Holder is designed to add water bottle carry capability to the Black Ember Citadel 25. The holder is compatible with bottles with a diameter no larger than 75 mm. It is not recommended for bottles taller than 280 mm.