Introducing the featherweight KEEN® Utility San Jose 6" Alloy Toe Waterproof 90-Degree Heel Work Boot. Quality materials pair with performance safety features for medium-duty work in construction, energy, landscaping, carpentry, utilities, framing, and light manufacturing. A 90-degree heel helps catch and lock the foot in place on ladders, while KEEN Luftcell Air-Infused midsole delivers weightless comfort.