我們感恩節時帶著小小孩(有只有2歲的) 去坐狗拉雪橇和抱哈士奇寶寶。差不多也是零下20度, 一定要戴保暖面罩wool的只露出眼睛,你的內層base layer must be heavy weight merino wool .....same with your socks. Smart wool is a good brand to consider. We put on two pairs of socks and tucked foot warmer/ toe warmers inside the boots and were able to handle the cold. 給你參考ㄧ下