Purpose-built for big-mountain lines, the Summit Tsirku GTX Pro Bib offers full-coverage weather protection and rugged durability. GORE-TEX Pro with Spectra® ripstop and thoughtful ventilation make it a dependable partner for deep days.

Why we like it:

We like its GORE-TEX Pro construction with Spectra® ripstop reinforcement — burly yet breathable.

Features and Functions:

Waterproof GORE-TEX Pro 3L with Spectra® ripstop, drop-seat venting, gear pockets, and adjustable suspenders.

Fit and Sizing:

Regular fit; full-coverage bib with articulated patterning.

Bottom Line:

A top-tier bib built for serious backcountry lines.