The Tellus Running hat is made from 100% recycled polyester and the brim is made from recycled placstic, reclaimed materials that might otherwise end up in a landfill or our oceans. It is perfect for jogging on a mountain trail or along the river.  Pair it with a Poudre Trail Performance Quarter-Zip or a Poudre Trail Performance Long Sleeve for ultimate comfort on your next out and back.