Men's Northside Gresham Mid Waterproof Hiking Boots Northside's Gresham Mid Waterproof hiking boot is the perfect boot for everything from trips to the lumber yard to trips out to be in mother nature. Crafted with a waterproof, rugged suede upper and a durable traction outsole, you can take every step in total confidence. You can also take your steps in total comfort with the Gresham's cushioned EVA insole that has a bonus feature: the insole is also washable! With all of these comfort and support features, you really can't go wrong with the Gresham.