Inov 8 Racepac 4 Mens Socks Its anatomical reinforcement guarantees stability Its anatomical reinforcement guarantees stability and stride control for safe running A kick down heel takes things one step further for the most comfortable wear – you can even wear it backless The breathable air mesh material is moisture wicking and helps to remove excess water and sweat as you move so you remain dry and comfortable while the side adjustment straps and a bungee chest strap allow you to adjust the fit to keep the vets in place and prevent any bounce Completing the Racepac are pole attachment points which allow you to safely store your walking poles when not in use