SIMMS FLYWEIGHT ACCESS BOOT – Your lean, mean trail-to-river machine This Boot cuts ounces in exchange for maximum output, relentless grip, and standup stability and comfort. Constructed of ultra-lightweight mesh with high-frequency welded polyurethane in high abuse areas. Vibram Idropgrip Lite - exclusive to Simms - provides the highest grip possible. Lightweight and flexible webbing-lacing on lower, with durable speed hooks on top. Lightweight, non-absorbent mesh uppers. Compression molded, dual-density EVA midsole for all day cushioning and support. Welded TPU overlays in high-abrasion areas for added durability. ESS midsole anchor points for stud retention. Supportive, but lightweight and comfortable webbing lacing hardware across the foot. Full closed-cell neoprene foam lining. Pull-on loops for easy on/off. 44.5-oz.(size-11). MEN’S WHOLE SIZES: 7-14.