The warmest, quietest, and most functional bib-built for the harshest conditions. The ColdFjall Sub-Xtreme Bib makes all day sits at zero degrees and below possible. Constructed with our durable jacquard knitted Berber-Wool Shell and Fleece-Wool paneling, and lined with 3X Tricot antimicrobial fabric, these bibs combine 120gsm of QuietLoft(TM) Xtreme insulation, a full layer of Windsulation compressed insulation and an additional layer of Windseal-TC3(TM) technology for unmatched warmth and complete windproof protection. Anti-microbial 3X-Tricot provides exceptional lining performance while a panel of rich thick sherpa also lines the back and seat areas for added protection and warmth. Additional features include adjustable non-slip detachable suspenders to ensure a secure fit, YKK zippered front, front hand warmer pockets, angled zippered leg pockets, and full length leg zippers to the hip for easy on / off over boots. Articulated and reinforced knees enhance durability and freedom of movement, and DuraTrim lower cuffs with snap adjustments offer a customizable, boot-friendly fit. Regular Sizes: M-3XL. Tall Sizes: LT-2XLT.