Give the kids what they want with The Helly Hansen Lifa Merino Midweight Base layer Set. Loaded with merino wool for a maximum balance of warmth and breathability, it’s the double scoop of ice cream in a waffle cone of undergarments’. Lifa Technology wicks away sweat and sneaky snowballs like a dream while keeping your kiddo dry and cozy so they complain less on those inevitable wet days.