Thermal Baselayers

The phenomenal success of our Heat Holders® socks has led to the development of additional Heat Holders® products. Our Baselayers, available in various colors and sizes, will keep you warm on those cold winter days. Choose a style to buy now or narrow your selection to Men's or Women's styles.

Thermal underwear for cold weather, technical ski underwear for men and women

Mens Baselayers Tops, Mens Thermal Tops

The 6 Best Base Layers in 2024 – Long-Sleeve Running​ Shirts

Thermal Base Layer

Men's base layers and thermal underwear: sports base layers for

Thermal Base Layer - Raida – Bikenbiker

Alpine Kids' Thermal Underwear Set

Women's Bamboo Base Layers - Bamboo Clothing

Scruffs Active Pro Thermal Baselayers Tops / Bottoms

Thermal Seamless Base Layer Top - Charcoal