Whether it be for your upcoming half marathon, 5k, 10k or just to carry your day to day stuff while training, The Essential Bottle Pack is the answer. This waist belt comes standard with a 550mL UltraFlask in the mesh pocket, which will also fit any half litre bottle for your ...Whether it be for your upcoming half marathon, 5k, 10k or just to carry your day to day stuff while training, The Essential Bottle Pack is the answer. This waist belt comes standard with a 550mL UltraFlask in the mesh pocket, which will also fit any half litre bottle for your hydration needs.
It has a pocket for your phone (up to an iPhone 7 plus) and a bungee cord for a jacket or shirt. One size fits most.