The Reflex™ Insulated Bibs combine warmth, comfort and stretch with rugged durability and performance.  The outer material is made of 100% waterproof, windproof and breathable, 4-way stretch Reflex™ fabric and the interior is filled with polyester insulation.  Full, knee-length zippers down each leg allow you to put on or take off your bibs over your boots, cleanly and easily.  The reinforced knees and seat make these bibs as tough as they are comfortable and the Reflex material stretches to allowed for full, unencumbered, range-of-motion.