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Light, warm down hoody shines as an alpine midlayer and versatile standalone.
The Cerium Hoody was previously the Cerium LT Hoody.
Cerium
Streamlined, minimalist and lightweight technical down insulation. High warmth to weight ratio.
Down Insulation
Highly efficient natural insulation that compacts well and offers excellent warmth to weight.
Fair Trade Certified™
Produced in a Fair Trade Certified facility. Building worker well-being into our product DNA.
Multi-Use
Versatile high performance designs for diverse activities and conditions.
Description
Features & Specs
- Moisture-resistant outer face fabric
- Breathable
- Great warmth-to-weight ratio
- Lightweight
- Compressible and packable
- Wind resistant
- Versatile
- 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 and reduces petroleum use
- Stretchy cuffs
- Trim fit makes it an ideal layering piece
- FC0-DWR (Durable Water Repellent) finish repels moisture
- Adjustable hem draw cord seals out drafts
- Adjustable, insulated StormHood™
- Helmet compatible
- Single pull adjuster does not restrict vision
- Articulated patterning for unrestricted mobility
- Included mini stuff sack with drawcord closure
- Two hand pockets with zippers
- Zippered internal security pocket
- Contains materials that meet the bluesign® criteria
- Body - recycled content
- Insulation - bluesign® approved material
- Lining - bio-derived material
- Dope dyed uses significantly less water and energy in the dyeing process
- RDS (Responsible Down Standard) - 100% of our down is certified to the RDS by IDFL (No.TE-99950273)
- Feather - This product contains feather not exceeding that allowable by law
- PFAS (Per- and polyfluoroalkyl substances) Compliant
- Sterilization Permit Number- PER. NO. PA-8811 (CA)
- TPU zipper-pulls reduce noise and are easy to grab
- Reverse coil centre-front zipper improves durability and creates a streamlined profile
Jacket/shirt sizing chart
Size |
Sleeve |
Chest |
Waist |
Hip |
---|---|---|---|---|
XXS |
72 |
76 |
60 |
84 |
XS |
75 |
81 |
65 |
89 |
S |
77 |
86 |
70 |
94 |
M |
80 |
91 |
75 |
99 |
L |
81 |
99 |
83 |
107 |
XL |
83 |
109 |
93 |
117 |
XXL |
85 |
119 |
103 |
127 |
NOTE: Arc'teryx sizes are intended to fit the above body measurements. If your measurements are between sizes, select a larger size for a looser fit or a smaller size for a tighter fit.
Fit & Sizing

Fit: Fitted
Our trimmer fit is patterned to stay close to the body through the chest, waist, hip, and thigh. Its low profile eliminates bulk, moves with the body, and fits comfortably over first layers or under outer layers.
Materials & Care
- Synthetic Insulation: Coreloft™ 100 (100 g/m²) - 100% Polyester
- Synthetic Insulation: Coreloft™ 80 (80 g/m²) - 100% Polyester
- Down Insulation: 850 fill European white goose down, min 90/10, RDS - 100% White Goose Down (minimum 90% down)
- Lining: Arato™ 20 - 100% Nylon
- Body: Arato™ 15, recycled nylon microrip, dope dyed - 100% Nylon
- French Regulation: AGEC Law - Article 13
- Origin of fabric: JAPAN
- Origin of dyeing: JAPAN
- May release plastic microfibres into the environment when washing
- 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
Arc'teryx Layering Guide

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