Xero Shoes - HFS II - Blue Iolite/Aquarius Gradient - Men's Men's Bottoms The side wall profile is

The side wall profile is as low as it can be

Hydration pack love: Dissolves on contact with water and cleans up with a quick rinse

particularly across technical terrain

relaxation

functional fitness and road running

Xero Shoes - HFS II - Blue Iolite/Aquarius Gradient - Men's Men's Bottoms The side wall profile isHFS II Lightweight Road Runner An evolution of their best selling road running shoe, the HFS II is even more comfortable, and more stylish. Light, Grippier, and Comfier Like the original HFS, the HFS II is super lightweight so youll feel like youre flying down the road. And with a new tire tread inspired outsole, youll feel secure even if you go off road. HFS II is so comfy, you might forget to take them off at the end of your run weve even had people