Unisex nerd belt NB600 Colour:Black Groove 2.0 it's the fast racer for

it's the fast racer for everything from 5k to marathon distances

4-oz Pertex® Quantum 100% recycled polyester ripstop

The power mesh at the back and on the inside ensures maximum breathability

Surface: Interval training

Whether you're hitting the trail

Unisex nerd belt NB600 Colour:Black Groove 2.0 it's the fast racer forThis is the game changing belt, supersized for maximum capacity. The nerd original hydration belt NB600 is designed to make your long training sessions and races easier than ever. It can up to 600ml of water, many gels, key and phone. With no bounce and very comfortable. Made for everyday runners, marathoners, and ultra endurance athletes, stay hydrated and support faster performance and recovery. The NB600 Groove 2. 0 features ergonomically shaped