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Cerium LT Jacket Men’s

Name: Cerium LT Jacket Men's
SKU: X000005419
Availability: InStock

$122.00

VAT included

Size

Clear

Estimated delivery date: 16/01/2026 - 21/01/2026

Product details

worn as a mid layer or standalone piece in cool, dry conditions, the cerium lt jacket delivers exceptional warmth for little weight. premium 850 fill down is resilient, lofty and warm. the arato™ 10 shell provides lightweight durability, and down composite mapping™ strategically places coreloft™ synthetic insulation in moisture-prone areas. articulated construction moves with the body, and sewn-through construction is used to further reduce weight and increase packability.

as an alternative to down fill insulation, we also offer synthetic fill products, such as the atom lt jacket.

Technical Features

Breathable

Compressible and packable

Great warmth-to-weight ratio

Insulated

Lightweight

Moisture-resistant outer face fabric

Wind resistant

Sustainability

This legacy product may contain pfas (per- and polyfluoroalkyl substances)

Construction

Down composite mapping strategically places synthetic insulation in areas where moisture may buildup and down in areas for maximum warmth

Design & Fit

Improved fit with longer body length

Fabric Treatment

Dwr (durable water repellent) finish repels moisture

Hem Configuration

Adjustable hem drawcord

Drop back hem

Collar Configuration

Chin guard for added comfort

Insulated collar

Mid height collar seals out drafts, layers easily under a shell

Soft, smooth lined collar

Pocket Configuration

Internal zippered security pocket with stuff sack

Two hand pockets with zippers

Zippers & Fly Configuration

Corded zipper-pulls reduce noise and are easy to grab

Full front zip with chin guard

Cuff & Sleeves Configuration

Elastic cuffs

Materials

850 fill european white goose down

Arato™ 10 – 100% nylon

Coreloft™ 100 (100 g/m² ) insulation. made with highly crimped multi-denier siliconized polyester yarn, this lightweight, breathable, and thermally efficient, 100% polyester staple fiber is very compressible and has excellent loft retention.

Coreloft™ 80 (80 g/m²) insulation. made with highly crimped multi-denier siliconized polyester yarn, this lightweight, breathable, and thermally efficient, 100% polyester staple fibre is very compressible and has excellent loft retention.

Care

Machine wash in warm water (30°c) on gentle wash cycle.

Do not use fabric softener.

Front load washing machine recommended (use a mesh bag for top loading machines).

Rinse twice.

Tumble dry on low heat with tennis balls or ‘sock balls’. drying time may take up to three hours.

Do not iron.

Store unstuffed in a dry place.

Sizing chart & Fit guide

Your body measurements in centimetres:
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.

Your body measurements in centimetres
Size	Sleeve	Chest	Waist	Hip
XXS	78	84	69	83
XS	81	89	74	88
S	83	94	79	93
M	86	102	86	100
L	89	109	94	108
XL	91	119	104	118
XXL	94	129	114	128
3XL	96	139	124	138

NOTE: Men's fit has been updated with a revised fit. Medium size remains unchanged. Smaller sizes are now tighter and larger sizes are now looser. 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.

Your foot measurements:
cm	US M's	US W's	UK	EU	Mondo
22	4	5	3.5	36	22
22.5	4.5	5.5	4	36 ⅔	22.5
23	5	6	4.5	37¹/₃	23
23.5	5.5	6.5	5	38	23.5
24	6	7	5.5	38⅔	24
24.5	6.5	7.5	6	39¹/₃	24.5
25	7	8	6.5	40	25
25.5	7.5	8.5	7	40⅔	25.5
26	8	9	7.5	41¹/₃	26
26.5	8.5	9.5	8	42	26.5
27	9	10	8.5	42⅔	27
27.5	9.5	10.5	9	43¹/₃	27.5
28	10	11	9.5	44	28
28.5	10.5	11.5	10	44⅔	28.5
29	11	12	10.5	45¹/₃	29
29.5	11.5	12.5	11	46	29.5
30	12	13	11.5	46⅔	30
30.5	12.5	13.5	12	47¹/₃	30.5
31	13	14	12.5	48	31
31.5	13.5	14.5	13	48⅔	31.5
32	14	15	13.5	49¹/₃	32