The origins of Ultimate Performance products are in the development with elite runners & triathletes. The products are tested & enveloped in a host of different environments to ensure they provide everything needed for demanding users. This system consists of a 650ml bottle in a comfortable waist belt. The easy slide bottle is angled in the insulated holster to make it easier to access. There is a zipped mesh pocket for small accessories & valuable & a small pull-out ID card for vital information such as emergency contact or medical information. The belt also has air mesh wicking backing to keep it cool & comfortable.