Nathan Marathon Pak 2.0 - Black size-aqua-green-tint-blue The 2XU Compression Calf Guards

The 2XU Compression Calf Guards offer exceptional support to the calf muscle

The MobiPoint Massage Ball is designed to release tightness

Bring your next ultra to the next level with a lightweight design specific for ultra running

reducing the risk of injury and providing optimal comfort

Additional features of this trail running shoe include an injection-molded TPU toe cap to decrease the effect of impacts on the toes and forefoot

Nathan Marathon Pak 2.0 - Black size-aqua-green-tint-blue The 2XU Compression Calf GuardsRACE READYThis lightweight versatile training pak includes gel loops and a gel trash stash pocket so you can stay fueled while you keep pace. NEW ADDITIONAL STORAGEExternal stow away loop through design offers additional storage for shirt towel. POCKETS GALOREVarious pockets including front expandable stretch, compact and large zippered pockets to carry your smartphone and any other small essentials. External stow away loop through design offers