Refrigiwear Men's Lightweight Insulated Econo-Tuff High Bib Overalls Lightweight, less bulky overalls that help you stay warm even in sub-freezing temperatures with 6 ounces of polyester fiberfill insulation Durable 200 denier polyester outershell helps keep out the elements plus avoid rips and snags Features 2 convenient insulated pockets on the front to help warm your hands or store personal items The high front and back of the overalls provide maximum coverage to help keep your core warm - a vital task in overall body warmth Adjustable 2-inch heavy-duty suspenders help you find the perfect fit, and knee-length zippers give the overalls an easy on/off design