Set off on a thru hike, toe the starting line of a trail ultra, or lace up for a gravel run in the one shoe that’ll keep you confident and nimble on any terrain. Now, it’s equipped with a seamless, stitch-less upper that’s lightweight and durable and an upgraded MaxTrac™ outsole for stickiness and grip underfoot. Get the perfect combo of responsiveness and comfort with Altra EGO™ midsole foam. Move naturally with our roomiest toe box with plenty of room for your toes to move freely, with space through the midfoot, and zero drop. This legendary trail runner is calling for some rugged trail adventures.