Fox River Therm-A-Wick Ultra-Lightweight Crew Liner Sock, Cold Weather & Winter Socks, Moisture-Wicking, Breathable, Warm
Product details
| Management number | 237631287 | Release Date | 2026/07/10 | List Price | US$4.80 | Model Number | 237631287 | ||
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Looking for a warm all weather liner that won’t add weight or bulk, but keeps heat and removes moisture with Wick Dry? Look no further. Thermolite is the answer. This ultra-lightweight crew sock liner keeps the heat and removes moisture without added weight and bulk. Thermolite's hollow core fibers heat up quickly to hold in heat. Thermolite provides thermal insulation without added weight and wicks moisture away. Proudly made in the USA the smooth, flat comfort toe seam adds durability and makes for the best multi-purpose all weather liner!
- 50% Polyester/49% Nylon/1% Spandex
- Made in the USA and Imported
- THERMOLITE WARMTH WITHOUT THE WEIGHT: Engineered with Thermolite EcoMade hollow core fibers that heat up fast and lock in warmth, these ultra-lightweight crew liner socks deliver serious cold weather performance without adding bulk, perfect for layering under wool socks, thermal socks, or winter boots.
- STAY DRY ALL DAY WITH WICK DRY TECHNOLOGY: Fox River's exclusive Wick Dry system actively wicks moisture away from your skin, keeping feet dry and comfortable even during high-output winter activities. No sweat build-up, no cold damp feet. Just reliable warmth from morning to night.
- SMOOTH FLAT-KNIT CONSTRUCTION FOR A BARELY-THERE FIT: Made from 50% Thermolite EcoMade polyester, 49% nylon, and 1% spandex, these liner socks feature a smooth flat-knit construction that fits inside any boot or shoe without bunching. The flat comfort toe seam eliminates friction and bulk for all-day chafe-free comfort.
- BUILT FOR COLD WEATHER , VERSATILE ENOUGH FOR EVERYTHING ELSE: Layer them under hiking socks for winter trails, wear them as ski sock liners on the mountain, use them inside work boots for added warmth, or pull them on solo for everyday cold weather wear.
- AMERICAN MADE SINCE 1900 , GUARANTEED: Fox River has crafted performance socks for outdoor lovers and hard-working people for over 120 years, right here in the USA. Every pair is backed by our 1-year manufacturing defect guarantee.
| UPC | 087839975945 |
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| ASIN | B07C9C2VL3 |
| Color | Black |
| Style | Wick Dry Crew Liner Sock, Coolmax Thin Fabric for Comfort, Breathable, Moisture Wicking, Performance Boot Socks |
| Pattern | Solid |
| Fit Type | slim |
| Material | Polyester Blend |
| Occasion | Everyday |
| Brand Name | FOX RIVER |
| Model Name | Wick Dry Therm-a-wick Ultra-lightweight Liner Crew Socks |
| Rise Style | Mid-Calf |
| Socks Form | Athletic Socks |
| Sport Type | Camping and Hiking |
| Unit Count | 1 Count |
| Fabric Type | 50% Polyester/49% Nylon/1% Spandex |
| Part Number | 4421-07000-Large |
| Closure Type | Pull On |
| Manufacturer | Fox River Mills, Inc. |
| Style Number | 4421 |
| Item Type Name | Wick Dry Crew Liner Sock, CoolMax Thin Fabric for Comfort, Breathable, Moisture Wicking, Performance Boot Socks |
| Shoe Height Map | Crew |
| Age Range Description | Adult |
| Fit to Size Sentiment | Fits to size as expected |
| Apparel Fabric Stretch | Medium Stretch |
| Product Care Instructions | Machine Wash |
| Sleeve Length Description | Short Sleeve |
| Apparel Fabric Weight Class | Lightweight |
| Global Trade Identification Number | 00087839975945 |
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