evo.com | Obermeyer Shell Pants > The Obermeyer Steibis line is the pinnacle of winter exploration gear and the Obermeyer Steibis Bibs feature 3-Layer Blue Thread(TM) technology for an impressive 30k/30k waterproof and breathability rating that's accompanied by a movement-friendly fit, and functional features for backcountry travel. The innovative Kit Connect(TM) magnetic system keeps everything in place during intense rides. Zippered Chest Pocket YKK(R) AquaGuard(R) Zippers Relaxed Fit HydroBlock(R) Prime 100% Nylon with Blue Thread(TM) Plain Weave 30K Waterproof / 30K Breathability | Women's Obermeyer Steibis Bibs 2025 - X-Large Red | Nylon