Thermal underwear kid's Alpni Pro Ramon

Even on the coldest of days, with long thermal underwear on, the winter weather is all very bearable. This is truly the secret to keeping warm - starting off with putting on long underwear to combat the cold temperatures and winds. It is an essential and a critical part of your winter wardrobe.

You might know long underwear by some other names like "thermal underwear", "long johns", "thermal wear" "thermals", "base layer" or "polypropylene underwear", "cotton or silk thermal underwear".

Why wear long thermal underwear?

It's all about keeping you warm and dry. The purpose of this fitted layer is to wick away moisture and trap your body heat next to your skin so you retain heat longer thereby keeping warm.

Wearing long thermal underwear in winter makes any outdoor activity way more comfortable, safe and warm. By layering your clothes starting with thermal underwear, followed by a middle more bulky layer and then finally, an outer waterproof layer makes your winter so much more enjoyable. Not to mention that if you are outside for long periods of time, wearing this important inner layer helps minimize winter dangers like hypothermia. Sports enthusiasts rely on this crucial layer to allow them to enjoy what they do.