The Men's Summit Mountain GTX Pro Bib represents the pinnacle of mountaineering-bib design. Built for harsh days when protection is nonnegotiable, it features durable GORE-TEX Pro fabric combined with Spectra(R) ripstop in high-wear areas, with leg openings engineered to accommodate a wide range of alpine boots. Fit & Design: Regular fit with articulated patterning for mobility Stretch-woven upper bib with one-piece strap construction Center front zip for easy on/off and ventilation Full-length, two-way side zips for drop-seat functionality and venting Two-snap waist adjustment on each side Small secure-zip chest stash pocket on upper bib Two bellowed thigh pockets with gear loop in right pocket Internal bonded kickpatches reduce boot abrasion Stretch hem gaiters with hook-and-loop closure and silicone grip Two-snap leg opening circumference adjustment: 20" Internal loops at leg openings for boot integration Technology: Durably waterproof, breathable GORE-TEX Pro 3L construction Zonal Spectra(R) ripstop delivers ultra-lightweight abrasion resistance FLASHDRY(TM) upper bib fabric wicks moisture away WINDWALL(TM) double-weave bib straps resist wind Fluorine-free DWR finish sheds light moisture Additional Details: Summit Series(TM) high-alpine collection Crafted using recycled nylon and recycled polyester fabrics