Tru-Spec Gen III ECWCS Level I Bottom

Tru-Spec Gen III ECWCS Level I Bottom

The Tru-Spec Gen III ECWCS Level I Bottom delivers lightweight insulation, moisture management, and all-day comfort for military personnel, law enforcement officers, first responders, and outdoor enthusiasts operating in cool to cold weather. Designed as the foundational layer of the Generation III Extended Cold Weather Clothing System (ECWCS), these performance thermal pants provide breathable comfort without unnecessary bulk.

Constructed from 100% performance-grade polyester, the Level I Bottom features a lightweight, breathable knit fabric that helps wick perspiration away from the skin and dries quickly during active use. Its stretch construction allows natural freedom of movement, making it ideal for wearing beneath military uniforms, tactical pants, and cold-weather outerwear.

Microban antimicrobial treatment helps control odor during extended wear, while flat-lock seams reduce friction and chafing beneath additional clothing layers. An elastic waistband provides a comfortable, secure fit, and an integrated access fly adds convenience during daily wear.

The slim, low-profile design allows these thermal pants to integrate easily into the ECWCS layering system. They can be worn alone in suitable conditions or paired with Level II insulating layers and protective outerwear as temperatures drop.

Whether used for military field operations, cold-weather patrol, tactical training, hiking, or other outdoor activities, the Tru-Spec Gen III ECWCS Level I Bottom offers dependable comfort, breathability, and moisture management.

Features

• Lightweight 100% polyester performance knit construction

• Breathable, moisture-wicking fabric helps manage perspiration

• Quick-drying material supports comfort during active use

• Stretch construction allows freedom of movement

• Microban antimicrobial treatment helps reduce odor

• Flat-lock seams minimize rubbing and chafing

• Elastic waistband provides a comfortable, secure fit

• Integrated access fly for convenience

• Slim base-layer design minimizes bulk beneath outer garments

• Designed for integration with the Gen III ECWCS layering system

• Suitable for standalone wear in appropriate conditions

• GSA/TAA compliant for qualifying government procurement requirements

• Ideal for military, law enforcement, outdoor training, and cold-weather activities

Specifications

• Manufacturer: Tru-Spec

• Product: Gen III ECWCS Level I Bottom

• Manufacturer Product Number: 2332003

• Product Type: Lightweight Thermal Base Layer Pants

• Fabric: 100% Performance-Grade Polyester

• Fabric Construction: Lightweight Performance Knit

• Moisture Management: Moisture-Wicking and Quick-Drying

• Antimicrobial Treatment: Microban

• Seam Construction: Flat-Lock

• Waistband: Elastic

• Fly: Access Fly

• Fit: Slim Base-Layer Fit

• Layering System: Gen III Extended Cold Weather Clothing System (ECWCS), Level I

• Available Colors: Tan 499, Black, Coyote

• Available Sizes: XSR, SR, MR, LR, XLR, 2XLR, 3XLR

• Government Procurement: GSA/TAA Compliant

• Intended Use: Military Operations, Law Enforcement, Cold-Weather Duty, Outdoor Training, Hiking, Emergency Preparedness

About Tru-Spec

Tru-Spec is a trusted manufacturer of tactical apparel, military uniforms, and performance-driven gear designed for law enforcement, military personnel, first responders, and outdoor professionals. A brand of ATLANCO, Tru-Spec is known for combining durable materials, functional designs, and practical features that meet the demands of challenging environments. From tactical pants and uniform shirts to outerwear, flight suits, and duty apparel, Tru-Spec delivers dependable performance, comfort, and value for professionals who rely on their equipment every day.

We strive to process and ship orders as quickly as possible. Shipping times may vary depending on product availability, order size, customization requirements, and destination.

We offer standard $9.99 flat-rate shipping on all orders and free shipping on orders over $99.00.

For expedited shipping or shipping to destinations outside the contiguous United States, please contact us for a rate quote.