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Alpha Series: Climbing and alpine focused systems | SL: Super light. Lightweight, packable, waterproof and breathable GORE-TEX® alpine pant, designed for maximum mobility. Our lightest, most compressible, waterproof pant, designed for take-along emergency use when the weather takes a turn for the worse.
Waterproof, breathable alpine pant with full separating side zippers, designed for take-along emergency use when the weather takes a turn for the worse. GORE-TEX® fabric with Paclite® product technology provides windproof, waterproof/ breathable protection that is exceptionally compact. High wear areas are reinforced with more abrasion resistant N150p face fabric to increase longevity and retain the light overall weight.
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Arc'teryx Fit Guide - Athletic Fit
Standing in as our “Arc’teryx Standard” fit, the complex patterns used utilize anatomical shaping and gussets to enhance motion and eliminate excess bulk. Trimmer than the Relaxed fit with room for a base layer, a light fleece mid-layer and a synthetic or down filled mid-layer
To find out how to calculate your body measurements, view our Sizing Charts:
Ergonomic 3-Dimensional (e3D) patterning brings an additional level of articulation to provide enhanced range-of-motion in our Trim, Athletic, and Expedition fit categories. The application of e3D patterning allows for enhanced mobility for sport-specific activities in challenging environments.
Full Feature List
Compressible and packable
DWR finish (Durable Water Repellent) helps repel water from fabric surface
Micro-seam allowance (1.6 mm) reduces bulk and weight
GORE-TEX® two-layer construction
Zippers & Fly Configuration
WaterTight™ full separating two-way side zippers
Cuff & Sleeves Configuration
Adjustable pant cuff drawcord
Waist & Belt Configuration
Pull-on style with elasticized waist
Note: Our WaterTight™ zippers are highly water resistant, but not waterproof. We do not recommend keeping items in your pockets that may be damaged by moisture
Reinforced instep patch
N40r GORE-TEX® fabric with PacLite® product technology