Early morning duck hunts usually start out freezing cold and sometimes they warm up. With the Drake Waterfowl G3 Flex Bibs with BMZ for Men you can adjust for and be comfortable with the day's unexpected temperature changes. The Body Mapping Zone System (BMZ) system consists of 4 removable insulation panels that stay put with hook-and-loop fasteners. During a warm hunting day, take 'em all off. If it's chilly, keep 2 on. If it's freezing, use all 4 panels to seal in exceptional warmth. Plus, the Drake hunting bibs are made with a massive advantage G3 Flex fabric. This advanced G3-Flex fabric is 100% waterproof, windproof, breathable, and it flexes along with your every movement, which enhances your hunting mobility. On the inside, taped seams create a barrier against wetness. High-denier reinforcement fabric is strategically located at the knees, seat, and other high-wear areas. The Non-Typical G3 Flex men's bib overalls come loaded with a bunch of hunter-friendly advantages built right in. Knee-high leg zippers allow for boots and easy on/off. Adjustable suspenders create a comfortable, customizable fit. 2 Magnattach chest pockets and 2 zippered chest pockets add on-hand storage space for smaller hunting essentials. Fowl Proof YKK zippers offer reliable performance in the field. 100% polyester construction. Machine wash. Imported. Manufacturer style #: DW6050. 100% polyester construction Body Mapping Zone System with 4 removable insulation panels Easily adjusts to keep you comfortable in changing temperatures 100% waterproof, windproof, breathable G3-Flex fabric Taped seams protect against wetness Fabric-reinforced knees, seat, and high-wear areas Knee-high leg zippers Adjustable suspenders 2 Magnattach chest pockets 2 zippered chest pockets Fowl Proof YKK zippers