Quality kids thermal underwear serves as an essential base layer when dressing kids for winter outdoor activities. The function of thermal underwear is to provide warm insulation and draw moisture (sweat) away from the skin, to keep children warm and dry in cold climate. It is one of the most important items to get right & could potentially be the difference between a fun time together outdoors or a miserable one cut short We only stock performance grade kids thermals, made from either polypropylene or merino wool - designed specifically for wear in true winter conditions and the great outdoors. Browse our kids and adults ski socks in store – some warm merino wool socks are a must have if you are heading towards snow this winter! Outdoor Kids Australiaspecialises in a wide range of children’s thermal underwear and socks for infants / babies, toddlers& kids in a selection of fun prints & colours.