DESIGN: Lightweight 100% waterproof construction for enhanced versatility Muckskin flexible neoprene with abrasion resistant rubber coating Guarden rubber toe and heel for durability and extended wear Breathable mesh lining facilitates air circulation to improve comfort and reduce heat and moisture Heel pull tab or easy on and off IN-SHOE COMFORT: Dual density footbed with memory foam for long lasting comfort bioDEWIX(R) footbed insert topcover with NZYM(R) for odor control and moisture management Lightweight midsole for all day comfort and support TRACTION & DURABILITY: Self-cleaning rubber outsole for optimal traction and reliability