The Bogs Classic Ultra High is a waterproof, insulated boot engineered to keep your feet warm and dry regardless of the weather. Absolute comfort and an ultra high upper to keep you warm when you are up to your ankles in mud, snow or fertilizer. The Bogs Classic Ultra Hi offers a seamless four way stretch upper that is layered with hand laid rubber for a perfect fit that reduces friction points. A breathable, perforated insole helps to keep your feet dry no matter how much sweat you are wiping from your brow. 100% Waterproof Easy on pull handles Natural hand lasted rubber and a four way stretch outer shell Non slip and non marking outsole Aegis anti microbial odor protection insole Comfort rated from temperate to 40F or sub zero conditions.