The Crosby leather work boot takes everything you love in an outdoor boot and translates it to the job site. It is designed for anyone who needs flexibility in the front of the foot for bending, twisting, and crawling plus stability in the heel. This 6-inch composite safety toe boot is CSA approved and includes puncture-resistant materials. UltraDry™ waterproofing keeps you dry in wet conditions. The memory foam insole provides immediate comfort. The comfortable sole is not only made from long-lasting, heat-resistant material for added protection, but it includes a shank for more stable footing. The diamond-shaped tread delivers excellent traction on any surface.NON-METALLIC TOE: Meets ASTM Safety Standards,WATERPROOF: UltraDry™ Waterproofing System,PUNCTURE RESISTANT: Meets ASTM Safety Standards,ELECTRICAL HAZARD: Meets ASTM Safety Standards,CSA: Canadian Safety Standards,Crosby boots feature a high-tech composite safety toe, innovative EVA midsole, high-grip Diamond Tred rubber outsole and waterproof protection, all in a lightweight, comfortable and durable work boot.,ARMATEC™: This technology is a protective covering that is incredibly tough and abrasion resistant.,ENERG: Strategically placed high-rebound material brings high-end athletic shoe technology to more practical applications, delivering a recharging burst of energy with every step.,HRO: Soles that have been designed and tested to perform on high heat surfaces. Soles identified as HRO are heat resistant to melting at a minimum of 475º Fahrenheit.,STABLEFLEX™: This technology combines increased flexibility in the forefoot with a stable platform in the heel. Our superior dual-construction process incorporates a welted heel for extra stability, with cement construction in the forefoot for added flexibility and a comfortable fit.,SWEN-FLEX®: These non-metallic, puncture-resistant insoles are manufactured from high-strength, woven fibres. They meet or exceed all world standards for puncture resistance, including CSA, ASTM and EN.,ULTRADRY™ WATERPROOF: Our UltraDry™ construction combines a moisture management lining with waterproof components for dry, long-lasting comfort and performance.,CUSHIN™: CuShin™ Comfort tongue technology was designed to minimize pressure some feel on their shin from the top of the boot tongue. A four-way stretch nylon offers relief and flexibility while walking, and an internal padded waffle mesh maintains premium comfort.