Men's 12" deck boots Neotech cooling liner Ultra-comfortable, non-slip boat sole Heavy-duty, 100% waterproof rubber construction Flexible neoprene upper half keeps dry up to mid-calf Reinforced toe FIT TIP: Deck boots run 1/2 larger than your typical shoe size. This allows for comfortability when wearing thicker socks, for the addition of insoles if desired for extra comfort and eliminates any foot cramping during on and off shore activities. Material: 100% Waterproof Rubber