Color: Arcteryx Black

Size: Small

Expertly designed to fulfill the requirements of breathability, durability, and mobility demanded by mountain professionals, our Proton Heavyweight Hoody offers unparalleled thermal performance for intense activities in cold environments. With 100gsm of Coreloft™ insulation and a Fortius™ Air 50 outer, this garment facilitates airflow to accelerate moisture transport and optimize thermal regulation. Additionally, the inclusion of 60gsm Coreloft™ in the sleeves and a StormHood™ that is helmet-compatible helps reduce bulk and promotes effortless layering for a comfortable fit. Furthermore, the incorporation of articulated patterning eliminates limitations on movement.

Technical Features
Breathable
Versatile
Warm and comfortable

Construction
Warm, resilient Coreloft™ synthetic insulation provides thermal performance and retains loft
Fortius™ Air 50 nylon plain weave is lightweight, air-permeable, and durable

Cuff & Sleeves Configuration
Elasticated cuffs seal out cold

Hood Configuration
Helmet compatible StormHood™ provides full coverage without impacting visibility
Insulated StormHood™

Patterning
Articulated patterning for unrestricted mobility

Pocket Configuration
Two chest pockets with zippers
Two hand pockets with zippers
Two internal dump pockets

Sustainability
Biocidal Disclosure - This model was treated with an anti-odour biocidal product (Active Ingredient: Silver Nitrate)

Materials
Coreloft™ Continuous 60 - 100% polyester
Coreloft™ Continuous 100 - 100% polyester
Lining: 20D plain weave - 100% Nylon - bluesign Approved Material
Origin of fabric: TAIWAN
Origin of dying: TAIWAN
May release plastic microfibres into the environment when washing

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