Hot Chillys Pepper Skins Baselayer Bottoms are so much better than regular long underwear They have a soft cottony feel but are actually made of synthetic fabric that is much more quick drying and breathable This is really important because what really makes kids cold is sweat the builds up and then later freezes up The relaxed fit is comfortable for kids to wear and the fun prints are totally kid friendly Although these have a medium warmth rating they are typically exactly what kids need when combined with a breathable mid layer and ski pants Warmth factor 6 is a medium warmth for active kids Relaxed fit for freedom of movement Flatlock seams to prevent itching and chafing Soft synthetic fabric feels cottony but is more breathable Fun prints for kids