Arc'teryx Women's Psiphon SL Pullover Jacket Hooded Castaway Blue Aqua. Size Medium. Excellent pre-owned condition, no visible flaws. Superlight, densely woven nylon/elastane blend fabric resists abrasion Trim fit reduces snags, improves visibility, and secures comfortably under a harness Helmet-compatible nylon hood provides wind and weather protection and features easy, one-handed adjustment Snap system secures the stowable hood in windy conditions but keeps it accessible Lightweight, water- and wind-resistant, breathable construction Flexible stretchy fabric and smooth inner face fabric maximizes mobility and makes layering simple Articulated patterning for unrestricted mobility One-hand adjustable drawcords offer a secure fit 1/2 front zip helps ventilate yet fits well under a climbing harness Harness HemLock inserts keep jacket in position under harness Chest pocket with zip 85% nylon/15% elastane Women's Weight: 8.5 ounces Nylon / Nylon Blend Shirt Style Partial-zip Long Sleeve Measurements laying flat: Chest: 19". Shoulder: 17". Length: 27.25".