---
product_id: 42589107
title: "ECWCS Generation III (GEN III) Level 1 Undershirt &amp; Drawers, USGI/RFI Issue (Drawers ONLY (Large-Regular / L-R) NSN 8415-01-538-8474)"
brand: "ecwcs"
price: "11.23 OMR"
currency: OMR
in_stock: true
category: "Apparel"
url: https://www.desertcart.com.om/products/42589107-ecwcs-generation-iii-gen-iii-level-1-undershirt-and-amp
store_origin: OM
region: Oman
---

# ECWCS Generation III (GEN III) Level 1 Undershirt &amp; Drawers, USGI/RFI Issue (Drawers ONLY (Large-Regular / L-R) NSN 8415-01-538-8474)

**Brand:** ecwcs
**Price:** 11.23 OMR
**Availability:** ✅ In Stock

## Quick Answers

- **What is this?** ECWCS Generation III (GEN III) Level 1 Undershirt &amp; Drawers, USGI/RFI Issue (Drawers ONLY (Large-Regular / L-R) NSN 8415-01-538-8474) by ecwcs
- **How much does it cost?** 11.23 OMR with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.com.om](https://www.desertcart.com.om/products/42589107-ecwcs-generation-iii-gen-iii-level-1-undershirt-and-amp)

## Best For

- ecwcs enthusiasts

## Why This Product

- Trusted ecwcs brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Description

The GEN III ECWCS Lightweight Cold Weather Undershirt and Drawers are designed to provide warmth without weight. Constructed with Polartec® Power Dry® Silkweight material, this next-to-skin layer is highly breathable, wicks moisture away from the skin and dries fast. Flat-locked seams and cover-stitched hems have been added to reduce chaffing and increase comfort during movement. Sizes: (SHIRT) (Large Regular / LR) NSN 8415-01-538-7786; (X-Large Long / XLL) NSN 8415-01-538-7795; (DRAWERS) (Large Regular / LR) NSN 8415-01-538-8474; (X-Large Long / XLL) NSN 8415-01-538-8486; (XX-Large X-Long / XXL-XL) NSN 8415-01-547-8755

## Features

- Genuine RFI-Issue GEN III Level 1 Undershirt and Drawers, in Desert Sand color
- Sold as either a complete set of the same size, OR as separate items (individual pieces).  Mix &amp; match as needed.
- Part of the U.S. Army Extended Cold Weather Clothing System (ECWCS)
- Constructed with Polartec® Power Dry® Silkweight material, this layer is highly breathable, wicks moisture away from the skin and dries fast, providing evaporative cooling in warmer weather and insulating in cool weather - all with less weight and bulk than previous systems.
- Proudly Made in the U.S.A.

## Images

![ECWCS Generation III (GEN III) Level 1 Undershirt &amp; Drawers, USGI/RFI Issue (Drawers ONLY (Large-Regular / L-R) NSN 8415-01-538-8474) - Image 1](https://images-na.ssl-images-amazon.com/images/I/31qQxAE%2BngL.jpg)

## Available Options

This product comes in different **Size** options.

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**Shop now:** [https://www.desertcart.com.om/products/42589107-ecwcs-generation-iii-gen-iii-level-1-undershirt-and-amp](https://www.desertcart.com.om/products/42589107-ecwcs-generation-iii-gen-iii-level-1-undershirt-and-amp)

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*Product available on Desertcart Oman*
*Store origin: OM*
*Last updated: 2026-03-12*