Unisex Nerd Belt NB400 Groove Run Pants True-Black Matte Finish: Crafted with

True-Black Matte Finish: Crafted with ultra-fine micro-poly fibers for a remarkably soft feel

FootShape Toe Box allows the toes to relax and spread out naturally and the big toe to remain in a straight position for more stability and a powerful toe-off to maximize running performance

triple jump

Robust mesh upper is reinforced with ultra-tough polyamide yarns

delivering a noticeably bouncier ride without the need for a stiff carbon plate

Unisex Nerd Belt NB400 Groove Run Pants True-Black Matte Finish: Crafted withThe all new nerd NB400 Groove is a streamlined, lighter weight evolution of Nerd best selling NB600 Groove hydration belt. A lightweight, comfortable, and completely zero bounce hydration solution. Marathon and IRONMAN tested and approved hydration system. The ultimate hands free solution for carrying fluids, fuel, and race day essentials. Refreshed with an upgraded lock down strap, advanced materials, and an expanded storage pouch, the NB400 Groove