Warm Base Layer
![](https://m.media-amazon.com/images/S/al-na-9d5791cf-3faf/42195c95-bdf8-48c3-b3f9-ac3b2a8df773._SL480_.jpg)
![](https://www.silverskin.it/cdn/shop/products/m-warm-base-layer-maglia-lunga-girocollo-anthracite-detail-01_620x.jpg?v=1651849085)
Stay Warm - Anthracite Long Sleeve Round Neck Base Layer – Silverskin
The Ultra Warm Base layer S.E.T® technical underwear is the first heated layer designed for your outdoor adventures. Smart Elastic® Technology and its
![](https://m3.therm-ic.com/se/7078-large_default/set-ultra-warm-baselayer-set-men-body-pack.jpg)
SET ULTRA WARM BASELAYER S.E.T® MEN + BODY-PACK
![](https://i.ebayimg.com/images/g/IrQAAOSwcxBiIRYc/s-l400.jpg)
Climatize Women's Warm Base Layer Top Smooth Knit Long Sleeve Crew
![](https://i5.walmartimages.com/seo/Women-Fleeced-Winter-Warm-Base-Layer-Performance-Thermal-Tops-Plus-size_37d36998-f07d-4c54-93f1-710b3264d4a2.c460dc6ff8d7f970c05fc02d6c56d2b0.jpeg?odnHeight=768&odnWidth=768&odnBg=FFFFFF)
Women Fleeced Winter Warm Base Layer Performance Thermal Tops Plus
![](https://i5.walmartimages.com/asr/e19b5bd3-f017-4e5c-a0aa-5ee845b0199f.c49adb8a7e9e9e97c89ee10b9433d8ad.jpeg?odnHeight=768&odnWidth=768&odnBg=FFFFFF)
2Pcs/Set Men's Thermal Underwear Set, Microfiber Soft Fleece Lined
![](https://cdn.shopify.com/s/files/1/0009/8562/8738/files/3b0af51a9a3feb43fb19f2ef4ef6bab0c4270faf_VAR01676_Always_Warm_Base_Layer_half_ziper_Taupe_Maul_025.jpg?v=1700074677&width=620&height=827&crop=center)
Always Warm Half-Zip Base Layer
![](https://cdn.shopify.com/s/files/1/0009/8562/8738/files/VAR01676_Always_Warm_Base_Layer_halfziper_Taupe_Maul_036.jpg?v=1700074677&width=620&height=827&crop=center)
Always Warm Half-Zip Base Layer
* SottoZero Fleece multi-denier 100% polyester fabric * Flat-lock stitching * Mesh armpit insert * Flat hem tucks away in tights * -5°-8° C / 23°-46°
![](https://m.media-amazon.com/images/I/71XAPwYygmL._AC_UY1000_.jpg)
Castelli Flandria Warm Base Layer - Long Sleeve - Women's
![](https://static.privatesportshop.com/img/p/5819091-17102968-thickbox.jpg)
SKI BASE-LAYERS Odlo BL TOP KINHSHIP WARM - Base-Layer - Men's
![](https://i5.walmartimages.com/asr/68d122c3-e8f1-44cf-945e-96b82412e981.fe73f8e67e03f9a920c6936c4b41e793.jpeg?odnHeight=768&odnWidth=768&odnBg=FFFFFF)
Men's Thermal Underwear Set, Microfiber Soft Fleece Lined Long