The Burton Women's Heavyweight X 1/4 Zip Base Layer helps you turn up the climate control on the coldest days with a highly breathable, heavyweight fleece. The Heavyweight X 1/4 Zip Base Layer is made with Heavyweight 300 Living Lining® that provides consistent temperature regulation without adding bulk or weight. Its super flexible fabric works to give you all the mobility you need for a solid day of riding, and, after that solid day of riding, you can still ride home with your friend's thanks to the stink-resistant finish. The Burton Women's Heavyweight X 1/4 Zip Base Layer will become your favorite ever!