Brooks PR Middle Distance 3 Running Spike Headwear while the new adjustment system

while the new adjustment system keeps your vest just where you want it

Bungee cord loops over the bottle caps keep bottles secure—no falling out

Simply wrap strap around the knee and adjust the velcro straps to fit

It is made of lightweight breathable 3D mesh fabric for optimal ventilation and sweat transport and enough space for the most important things you need to bring with you during training and races

ergonomic cutlines

Brooks PR Middle Distance 3 Running Spike Headwear while the new adjustment systemThe black and red PR MD 3 shoe from Brooks is designed for track competitors. It will be ideal for distances ranging from 400m to 1500m where lightness is a key factor of success. Even lighter with it's new breathable mesh, the PR MD 3 secures your foot with a strategically placed stretch element in the midfoot area.