It's a legendary shoe, now with a legendary Vibram® Megagrip outsole for fierce grip. We turned up the traction so you can take on legendary adventures. A revised midsole foam is designed to deliver a comfortable connection to the ground. No-sew overlays and a ripstop mesh upper are made for high-mileage durability. Get that classic Altra feel with zero drop and our roomiest toe box, with plenty of room to help your toes move more freely, and space through the midfoot. Grip, durability, and connection on the trail. Legendary.Features:- Vibram® Megagrip outsole for unparalleled grip on both wet and dry surfaces- No-sew overlays and a 100% RPET ripstop mesh upper, designed for high-mileage durability- Updated lighter weight Altra EGO™ midsole foam, made for comfort and ground connection- With a Roomy Toe Box and Zero-to-Low Drop, our shoes are built to keep you comfortable and keep you running.Durable + sticky outsole for fierce trail grip:- Vibram® Megagrip is a high-performance sticky rubber that offers unparalleled grip on both wet and dry surfaces, rugged longevity, and optimal ground adaptability.Roomy toe box for natural movement:- With Altra's signature FootShape™ fit, you get our roomiest toe box with plenty of room to help your toes move freely, and space through the midfoot.Responsive + comfortable cushion:- Connect with the ground and stay comfortable with unique Altra EGO™ midsole foam.Underfoot protection from debris:- A StoneGuard™ provides underfoot protection on the trail, over rocks, debris, and tough terrain with a flexible yet firm and stable feel.Stay protected and clean:- GaiterTrap™, our unique hook-and-loop tab, allows for easy strapless gaiter attachment without fasteners, bungees, or bindings. Feel:- Harness the freedom, grip, and confidence to go after legendary adventures on the trail in a shoe that's been doing it for years. Make memories for miles.Specifications:- Upper: 100% RPET ripstop mesh upper- Midsole: Altra EGO™ - Outsole: Vibram® Megagrip- Weight: 9.3 oz / 263.7 g- Cushion: Mid- Support: Neutral- FootShape: Original