Our heavyweight Women's Merino 250 Crossover Neck Top is made with 100% Merino wool fabric for elevated comfort, breathability, temperature regulation, and odor resistance. This comfortable, capable base layer features flatlock seam construction designed to minimize chafing and as well as a stylish high collar with neck detail. From skiing to hiking to riding, this top will help keep you comfortable from the start of your winter adventure until the end of it.