Name: Arc'teryx LEAF Atom Jacket LT (Gen 2.1)
Brand: Arc'teryx Essentials
SKU: 6850004
Price: 328.0 USD
Availability: InStock
Rating: 4.8 (12 reviews)

**Restricted to USA and APO/FPO sales**

Body Size	XS	S	M	L	XL	XXL
Chest	36	38	40	43	46.5	50
Waist	30	32	34	37	40	44
Hip	35.5	37.5	39.5	42.5	45.5	49.5
Sleeve	32	33	34	35	36	37

Arc'teryx LEAF recommends if your measurements are between sizes, select a larger size for a looser fit or a smaller size for a tighter fit.

Note: Calculate your own body measurements, then select your product size.

Sleeve: Bend elbow and measure from the center of your neck (back) to you elbow and down to your wrist.
Chest: Measure the fullest part of your chest, keeping the tape level to the floor.
Waist: Measure your natural waist where your torso is the smallest.
Hip: Stand with feet together and measure the fullest part of your hips (approximately 8" below the natural waist)

Lightweight Insulation for High-Mobility Operations

Designed for tactical professionals and outdoor enthusiasts, the Arc'teryx LEAF Atom LT Jacket Gen 2.1 delivers exceptional warmth-to-weight performance without compromising mobility. Whether worn as a standalone piece in mild conditions or layered under a shell for added insulation during Special Reconnaissance or tactical operations, this mid-layer jacket is built to perform. Featuring Climashield® Combat Fibrefill insulation with DWR treatment, a mechanical stretch mini-ripstop shell, and integrated cable management, the Atom LT is the go-to insulation layer for those who demand lightweight durability and mission-ready functionality.

Why You Should Get the Arc'teryx LEAF Atom LT Jacket Gen 2.1

Lightweight warmth: Climashield® Combat Fibrefill insulation provides warmth without bulk, designed for active movement in cold conditions.
Versatile performance: Functions as a standalone jacket or as an insulating mid-layer under a wet-weather protective shell.
Secure gear storage: Zippered chest and hand pockets allow secure, organized storage of mission-essential items.
Integrated cable management: Internal loops and media ports keep communications gear streamlined and tangle-free.
Snag-free design: Vertically routed drawcord hem closure prevents interference with duty belts and load-bearing gear.
Full-length No Slip Zip™: Prevents unintentional self-opening at the collar during movement.

Climashield® 2oz Combat Fibrefill insulation with DWR treatment ensures warmth even in damp conditions.
Mechanical stretch mini-ripstop shell enhances durability and flexibility for high-mobility operations.
Left chest zip pocket allows for quick-access storage of essential gear.
Hand zip pockets with media ports enable secure storage and clean cable routing.
Cable management loops ensure a streamlined communications setup.
Adjustable drawcord hem closure to customize fit and minimize snagging.
Full zip closure with No Slip Zip™ technology prevents inadvertent opening during high-intensity movement.

Weight: 14.3 oz | 405g

Fit: Trim fit for layering compatibility

Material:

Fabric Origin: Japan
Dyeing Origin: Japan
Manufactured in: Youngone (CEPZ) LTD, Bangladesh
Ancillary Manufacturing Facility: Lalmai Sportswear Industrial LTD, Bangladesh

Certifications: PFAS Compliant

Overall rating: 4.8333335 / 5 from 12 reviews.

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Reviews

"Very comfortable and light weight jacket. Worth the money."

— Grayson (5/5)

My second Leaf atom jacket-

"My second Leaf atom jacket- love the fit, warm minimalist feel"

— Jonathan L. (5/5)

A+++

"The best of the best!"

— michael l. (5/5)

Winter Jacket

"Love the Atom Jacket! It’s a little more low profile versus the WC hoody. It’s kept me warm during operations in the field and highly recommend snagging this product."

— Micah C. (5/5)

lightweight and versatile

"lightweight and versatile"

— Jonas L. (5/5)

Every purchase ships quickly and

"Every purchase ships quickly and I’m very pleased with the service."

— King Y. (3/5)

Atom jacket

"This is only good for light duty and will not be a good option for operational purposes. Downside is that despite of being Leaf, it does not come with shoulder patches and you have to alter that yourselves."

— Michael N. (5/5)

Fantastic service

"I’ve bought numerous items from U. S. Elite. Every purchase ships quickly and I’m very pleased with the service."

— Gary G. (5/5)

Great quality

"it is light and easy to wear. Also gives great protection from winds."

— daniel j. (5/5)

Love this jacket! Warm and

"Love this jacket! Warm and dry without the bulk. Very comfortable. Highly recommended!!"

— Matt S. (5/5)

Arc'teryx LEAF Atom Jacket LT (Gen 2.1)