Upper Material: synthetic Lining: synthetic mesh Closure: lace Footbed: recycled mesh, EVA, NXT anti-odor treatment Midsole: Merrell Air Cushion, Super Rebound Compound The Antora 3—the 3rd version of Merrell's best-selling trail running shoe—stands out for its trail-to-town versatility. With its lightweight construction, moderate cushioning, and everyday traction, we can wear the Antora 3 as a trail running shoe, a light hiking sneaker, or a casual outdoor shoe—whatever we like. Version 3 features several updates, including more durable uppers to protect the tops of our feet, a redesigned Vibram outsole, and FloatPro Foam pods under our heels and forefeet for more cushioning on the trail, sidewalks, and city streets.