From frigid winter hikes to bluebird days in the backcountry, the Arc'teryx Beta AR Jacket rises to the challenge of every mountain mission. Engineered with a hybrid GORE-TEX PRO ePE construction, this durable hardshell places ultra-rugged fabric across high-wear zones on the yoke and arms to resist abrasion, while utilizing a lighter weight through the body to minimize overall bulk. Complete with an adjustable, helmet-compatible DropHooda" , rapid pit-zip ventilation, and an integrated RECCOA(R) reflector, it delivers dependable, fully featured elemental defense exactly where you need it most. Fit & Design: Regular fit cut comfortably through the chest, waist, hips, and thighs for easy movement and effortless layering Articulated patterning offers unrestricted mobility on technical terrain Helmet-compatible DropHooda" features internal cordlocks and a precision adjustment system that maintains peripheral vision Pit zippers allow quick and easy heat dumping on steep ascents Full-front zip closure Two zippered hand pockets provide accessible gear storage Internal zippered chest pocket protects smaller essentials Glove-friendly hook-and-loop cuff adjusters secure the sleeves Adjustable hem drawcord seals out cold drafts and spindrift Center back length: 30 in. (77 cm) in size M Technology: GORE-TEXA(R) PRO ePE 3-layer membrane provides waterproof, windproof, breathable protection intentionally free of PFAS Hybrid fabric mapping places rugged abrasion-resistant shell fabric on the yoke and upper arms and lightweight protection through the body FC0 Durable Water Repellent (DWR) finish helps shed snow and moisture Integrated RECCOA(R) reflector built into the hood brim aids search and rescue in emergency situations Additional Details: Garment weight: 1 lb. 0.2 oz. (460 g) Contains recycled materials produced through processes meeting bluesignA(R) criteria; dope dyed fabric Care instructions: Machine wash medium; tumble dry normal medium; close all fastenings before wash; wash separately; do not bleach; do not dry clean; do not iron; do not use fabric softener; double rinse; do not leave wet; remove immediately