Product details from the website: About this item Fabric Type Synthetic-and-mesh Origin Imported Sole Material Rubber Shaft Height Mid-top Country of Origin Indonesia About this item Trail friendly Extra sticky rubber outsole lends grippy traction when your take runs off-road or out in slippery conditions New PWRRUN cushioning provides just-right softness that's responsive enough to tackle terrain New TPU and guidance frame quickly and quietly guides each foot through its natural gait cycle for the most secure feel yet Structured Cushioning Description Guiding you gait through rugged terrain. For those who need support for outdoor adventures, the Guide 13 TR adds trail-friendly features to the Guide's trusted balance of feel-good cushioning and guidance through the gait cycle