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Exceptionally light weight, durable and fully waterproof, the Arc’teryx Alpha LT Jacket is for all alpinist sports. This is Arc’teryx’s lightest 3-layer GORE-TEX® Pro Shell, offering full on protection.
320N GORE-TEX® Pro Shell 3L
DWR finish (Durable Water Repellent) helps bead water from fabric surface.
Tiny GORE® seam tape (13 mm)
Micro-seam allowance (1.6 mm) reduces bulk and weight
Hood configuration: helmet compatible Storm Hood™, laminated brim, glove-friendly hood adjusters
Compressible and packable
EXP-Expedition Fit is cut roomier and suitable for winter conditions.
Generous cut for easy layering
Adjustable hem drawcord
Laminated chin guard
Internal chest pocket with laminated zip, and two hand pockets with WaterTight™ zippers
Laminated die-cut VELCRO® Brand Fastener cuff adjusters reduce bulk, and won't catch or tear off
Breathability Rating (g) | Breathability Level | Activity Level |
0 - 10000 | Low to moderate breathability | Resort skiing & snowboarding / walking / low intensity activity |
11000 - 15000 | Moderate breathability | Resort skiing & snowboarding / hiking / moderate intensity activity |
16000 - 20000 | High breathability | Backcountry skiing & snowboarding / backpacking / moderate to high intensity activity |
21000+ | Very high breathability | Backcountry skiing & snowboarding / biking / high intensity activity |