The lightweight foundation for your cold weather system. These Level 1 silk weight bottoms are ultra-thin and built for high-output activity — running, rucking, or working up a sweat in cool conditions. 100% polyester wicks moisture instantly while antimicrobial treatment keeps you fresh during extended wear.
Features
- ECWCS Level 1 — Lightest base layer in the military cold weather system
- 100% Polyester Silk Weight — Ultra-thin, fast-drying, wicks sweat away
- Antimicrobial Treatment — Stays fresh during multi-day wear
- Anti-Odor Technology — No stink even during extended field use
- Elastic Waistband + Fly — Secure fit with functional convenience
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Pairs with Level 1 Top — Complete your lightweight base layer system
Frequently Asked Questions
Q: What's the difference between Level 1 and Level 2 bottoms? A: Level 1 is silk weight (ultra-thin) for mild cold or high activity. Level 2 is mid-weight grid fleece for colder temps. Choose Level 1 when you'll be moving and generating body heat.
Q: Can I wear these as regular pants? A: These are designed as a base layer to be worn under outer pants. They're form-fitting like thermal underwear.
Q: What temperature range is Level 1 good for? A: Level 1 is ideal for 40-60°F or high-exertion activities in colder weather where you'll be generating heat.
❄️Complete Your Level 1 Base Layer
Gen III ECWCS Level 1 Balaclava - $8.95 - Lightweight head and neck protection for high-activity use