Name: Arc'teryx LEAF Atom Pant LT (Gen 2)
Brand: Arc'teryx
SKU: 4631022 / 21497-370693
Price: 300.0 USD
Availability: OutOfStock

Restricted to USA and APO/FPO sales

Alpha Sizing

Body Measurements in inches:

Body Size	XS	S	M	L	XL	XXL	3XL	4XL
Waist	30	32	34	37	40	44	48	52
Hip	35.5	37.5	39.5	42.5	45.5	49.5	53.5	57.5
Short Inseam	29.5	30	30.5	31	31.5	31.5	-	-
Regular Inseam	31.5	32	32.5	33	33	33	-	-
Tall Inseam	34.5	35	35	35.5	36	36	-	-

Numerical Sizing

Body Measurements in inches:

Body Size	30	32	34	36	38
Waist	31.5	33.5	35.5	37.5	39.5
Hip	37.5	39.5	41.5	43.5	45.5

Pant Inseam

Length of actual garment:

Pant Inseam	30	32	34	36	38
32	32	32	32	32	32
35	35	35	35	35	35

Several models of Arc'teryx pants are sized numerically and may be available in different inseam lengths. Please refer to the specific product page to see which waist size and inseam lengths are available for your product. Actual pant length will vary according to product end use..

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

Waist: Measure around your waist at the narrowest part.
Hip: Stand with feet together and measure the fullest part of your hips (approximately 8" below the natural waist).
Inseam: From a standing position, measure from your crotch down the inside leg to the floor.

Lightweight, Insulated Pant for Tactical Cold-Weather Operations

Built for special reconnaissance, direct action, and cold-weather missions, the Arc'teryx Atom LT Pant Gen 2 delivers essential warmth without excess bulk. Designed as a versatile mid-layer or standalone pant, it combines lightweight insulation, durability, and mobility for tactical professionals operating in harsh conditions. Whether worn under a wet-weather protective shell or as standalone insulation, the Atom LT Pant Gen 2 ensures warmth, comfort, and unrestricted movement in demanding environments.

Mission-Ready Cold Protection

Engineered for elite military, law enforcement, and outdoor professionals, the Arc'teryx Atom LT Pant Gen 2 delivers lightweight insulation and unrestricted mobility for cold-weather operations. Whether used as a mid-layer under a shell or worn as a standalone pant, it traps warmth, resists wind and moisture, and enhances mobility—keeping you focused on the mission, not the cold.

Why You Should Get the Atom LT Pant Gen 2

Cold-Weather Tactical Performance: Lightweight Climashield® Combat insulation provides efficient warmth without restricting movement.
Streamlined Layering Fit: Designed to be worn alone or under shell pants for adaptable protection in varying conditions.
Enhanced Mobility: Articulated patterning and gusseted design allow natural movement during high-intensity activities.
Effortless Donning & Doffing: Full-length side zippers allow for quick adjustments over boots and gear.
Adjustable Fit: Elastic waistband with belt loops offers a secure, customizable fit.

Climashield® Combat Fibrefill Insulation – Lightweight, high-loft synthetic insulation for optimal warmth in cold environments.
Durable Mini-Ripstop Shell Fabric – Wind- and water-resistant outer layer protects against harsh conditions.
Full-Length Side Zippers – Allow for quick ventilation and easy layering over boots and gear.
Elasticized Waistband with Belt Loops – Provides a secure, adaptable fit for tactical professionals.
Articulated Knees & Gusseted Crotch – Improve mobility and flexibility for dynamic movement in the field.
Minimal Bulk Design – Ensures seamless layering under weatherproof shell pants.

Weight: 470g / 16.6 oz

Material:Mini-Ripstop Nylon with DWR coating

Insulation:Climashield® Combat 2.0oz Fibrefill with DWRShell

Fit:Athletic fit for layering versatility

Zippers:Full-length side zips for easy on/off over boots
Use:Cold-weather tactical missions, reconnaissance, outdoor survival

Country of Manufacture: Bangladesh

Certifications:Trade Compliant

Arc'teryx LEAF Atom Pant LT (Gen 2)

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

Alpha Sizing

Numerical Sizing

Pant Inseam

Mission-Ready Cold Protection

Why You Should Get the Atom LT Pant Gen 2