Review: Altra Timp 6 Mid GTX Review - SectionHiker.com。Tested and proven for durably waterproof, windproof and breathable performance, GORE-TEX Invisible Fit is a lightweight, waterproof upper GORE-TEX Invisible Fit is backed by the GORE-TEX GUARANTEED TO KEEP YOU DRY™ promise GaiterTrap™, a unique hook-and-loop tab, allows for easy strapless gaiter attachment without fasteners, bungees or bindings (gaiters not included) With the Altra signature FootShape™ fit, you get plenty of room to help your toes move more freely, with a secure midfoot Unique Altra EGO™ MAX midsole foam is designed for a little extra bounce and a plush feel Vibram® Megagrip is a high-performance sticky rubber that offers grip on both wet and dry surfaces, rugged longevity and optimal ground adaptability This product received the American Podiatric Medical Association (APMA) Seal of Acceptance, awarded to products found by the Association to promote good foot health. Footwear Height Ankle Footwear Closure Lace-up Waterproof Yes Type of Waterproofing GORE-TEX Upper GORE-TEX Invisible Fit (85% rPET) Midsole Altra EGO™ MAX Outsole Vibram® Megagrip