Proven across a range of alpine missions and backcountry adventures, the Cerium packs small, weighs little, and delivers big warmth. The design – refined for optimal fit and efficiency – utilizes more sustainable materials while delivering the same outstanding warmth-to-weight ratio. Responsibly-sourced 850 fill down – with Coreloft™ synthetic utilized in areas prone to moisture – provides premium insulation. The recycled 15D Arato™ nylon outer is light and durable, the bio-derived liner reduces petroleum use, and the streamlined design is articulated for freedom of movement. Size:  XS, S, M, L, XL, XXL Weight : 300g / 10.6 oz Fit : Fitted Model : X000007467 Full  Product Features : Technical Features Moisture-resistant outer face fabric Breathable Great warmth-to-weight ratio Lightweight Compressible and packable Wind resistant Collar Configuration Insulated collar Mid height collar seals out drafts, layers easily under a shell Construction Down Composite Mapping™ strategically places synthetic insulation in areas where moisture may buildup and down in areas for maximum warmth 850 fill European white goose down for exceptional warmth-to-weight ratio Recycled 15D Arato™ outer is light, durable, and coloured with dope dyed yarns Downproof 20D plant-based Arato™ liner is exceptionally lightweight Cuff & Sleeves Configuration Stretchy cuffs Design & Fit Trim fit makes it an ideal layering piece Fabric Treatment FC0-DWR (Durable Water Repellent) finish repels moisture Hem Configuration Adjustable hem cord seals out drafts Integrated Features Includes stuff sack for compact transport Patterning Articulated patterning for unrestricted mobility Pocket Configuration Two hand pockets with zippers Internal zippered security pocket Sustainability Contains materials that meet the bluesign® criteria Dope dyed uses significantly less water and energy in the dyeing process Contains bio-derived material from 60% castor bean oil, yielding the same benefits as synthetic nylon while reducing our reliance on fossil fuels Meets the global standard for Responsible Down Standard (RDS) Contains recycled nylon Zippers & Fly Configuration TPU zipper pulls Reverse coil centre-front zipper improves durability and creates a streamlined profile   Material's & Care : Materials Insulation: 850 fill European white goose down - RDS down Insulation: Coreloft™ 100 (100 g/m²) and 80 (80 g/m²) - 80% recycled polyester - bluesign Approved Material Self: Arato™ 15 - 100% recycled dope dye nylon Lining: Arato™ 20 - 100% Nylon - 60% bio-derived material, FC0 DWR Care Machine Wash Gentle Low Tumble Dry Gentle Low Tumble Dry Low with Tennis Balls Do Not Bleach Wash Dark Colours Separately Do Not Dry Clean Do Not Iron Do Not Use Fabric Softener Double Rinse Front Load Washer Recommended Use Mesh Bag For Top Load Washer