Not much gets in your way when it comes to finding new ways to get to the top, and these waterproof terrain-tamers keep you forging ahead without losing ground: Lighter-weight combination aconstruction pinpoints stability in the air cushioned heel, while flexing at the forefoot for ideal comfort and responsive performance. QForm® Comfort stays in tune with your personal stride to go the distance. UPPER / LINING Combination construction delivers stability in the heel and flexibility in the forefoot Waterproof full grain and nubuck leather Waterproof membrane provides impermeable but breathable barrier Ortholite® anatomical footbed MIDSOLE / OUTSOLE Compression molded EVA footframe provides cushioning Molded nylon arch shank Merrell QForm® Comfort midsole provides women's specific stride-sequenced cushioning Merrell air cushion in the heel absorbs shock and adds stability Vibram® Chameleon Arc 2 Sole/TC5+ Rubber Women's Weight: 2 lbs 2 ozs