When you need a belt to carry all your race day items, look no further than the Nerd NBracer Belt. Designed to be able to fit up to 6 gels or 4 gels and a phone in the zippered pocket. It sits securely on your waist with zero bounce or movement – no matter the pace. The NBracer can be used with the 200ml soft flask (not included) and can hold up to a 450ml soft flask (not included).