Nathan VaporAir Lite 4L Color:Marine Blue / Vapor Grey Designed to be worn without

Designed to be worn without socks

these athletic insoles provide sensational comfort with reduced fatigue

Weight - Weighing just 24g empty

The recycled polyester is not only eco-friendly but offers exceptional moisture transport and ventilation as well

Nathan VaporAir Lite 4L Color:Marine Blue / Vapor Grey Designed to be worn withoutThe VaporAir Lite takes our Adaptive Fit feature to the next level with a new "set it and perfect it" hook & loop design. Made of lightweight and breathable mesh & stretch woven materials for maximum comfort. Equipped with a 2L bladder with quick release valve and 7 pockets, including multiple back pockets for additional items, plus bottle pockets in the front fit up to 22oz flasks. MAXIMUM COMFORT Soft, Breathable Mesh & chafe free materials.