Over two decades in and around farms and barns has taught us a thing or two about the type of materials needed in our footwear to stand up to the Acidic and Alkali elements found in these environments.- 100% Waterproof, 100% Barnyard Proof- Farmwork Leather provides protection against all the elements in the barn- Breathable Mesh Lining- Dual Density Footbed with Memory Foam for Long Lasting Comfort- bioDEWIX™ Footbed Insert Topcover with NZYM™ for Odor Control and Moisture Management