First Lite Men's Boundary Stormtight Lightweight/Outer Pants 37.5 Cocona Imported Full length zippers means they can be pulled on and off over your boots, making them very easy and quick to take on and off--less than a minute! Completely Waterproof (20,000mm) and unsurpassed in breathability (30,000 mvtr) Compact and extremely lightweight Tailored with biomechanically accurate shooter's seat and knees Built-in stretch for complete range of motion