Merrell Allout Blaze GORE-TEX Walking Shoes - AW15 GORE-TEX Lining - Provides the ultimate in waterproof protection. UniFly Midsole - Disperses impact and stabilizes for a solid takeoff. Omni-Fit Lacing System - provides a precise, glove-like fit. Breathable Mesh - Ensures your feet stay cool and comfortable. M Select Fresh - Odour control, ensures your feet stay fresh and odour free.