and an upgraded AeroFoam cushioning formula

while the Vibram Megagrip Litebase outsole with traction lugs delivers unparalleled grip on all but the roughest terrain

On have you got covered - a zippered pocket at the back can fit keys and other small running essentials

The ultra-flat

Unisex Hilly Marathon Fresh Anklets Petzl and an upgraded AeroFoam cushioningStay fresh and odour free with the Hilly Marathon Fresh Anklets thanks to the unique Polygiene technology. Made with low concentrations of silver salt, which has anti microbial properties and is naturally present in water and soil, to safely eliminate the ability for bacteria and fungi to grow. This is only active on the sock itself and does not interfere with the skins bacterial flora. The added benefit of Polygiene odour control is that it will not