The Arc'teryx Alpha SL Pant is super light (SL), constructed with Gore-Tex Paclite fabric, and compresses very small, in your pack. The full separating side zippers come off and on over skis, boots or crampons. Abrasion resistant fabric protects high-wear areas so your pants will last through years of use. -- Waterproof -- Breathable -- Lightweight -- Compressible and packable -- Micro-seam allowance (1.6 mm) reduces bulk and weight -- DWR finish (Durable Water Repellent) helps bead water from fabric surface -- GORE-TEX(R) two-layer construction -- Articulated knees -- Gusseted crotch -- WaterTight(TM) full separating two-way side zippers -- Snap cuff-closures -- Adjustable pant cuff drawcord -- Lace hook -- Reinforced instep patch -- Adjustable waist -- Pull-on style with elasticized... More