Born in the heart of the canyon - the Guide Thong is proven performance footwear that has long been a favorite of the best guides, explorers, and adventurers in the outdoors. A favorite for over 20 years, now updated for the next generation of enthusiasts. Three-point upper with instep retention strap. Monofilament, tubular webbing resists water absorption. Spring loaded metal cam buckle for one-time adjustment. Tacky rubber topsole. Lightweight PU midsole. High-friction SSR outsole. Sandals, Water Shoes.