Zappos.com is proud to offer the Merrell - Avian Light Stretch (Dusty Olive) - Footwear: The uber-lightweight Avian Light Stretch speed hiking shoe from Merrell is comfortable meeting any challenge. ; Waterproof nubuck leather and mesh upper with strobel construction offers flexibility and weather protection. ; Padded collar with bellows tongue keeps debris out and protect against ankle discomfort. ; Bungee lace-up design offers adjustability for a customized, comfortable fit. ; Mesh lining treated with Aegis antimicrobial solution resists odor to keep your feel cool and fresh. ; Anatomical footbed with compression molded EVA footframe for stability and comfort. ; Molded nylon arch shank and air cushion in the heel absorbs shock for additional stability. ; 3.5 mm sole lug, Vibram Avian Light rubber outsole offers durability and grip to keep you steady on rugged terrain. ; Weight: 9 oz ; Product measurements were taken using size 8.5. Please note that measurements may vary by size.