Layer on the comfort with the new SmartWool® Women's Classic Thermal Merino Base Layer 1/4 Zip Plus. This must-have base layer features 100% Merino Wool fabric, breathability, odor resistance, and a body-enhancing fit so you can explore comfortably and look good while doing it. Soft Merino Wool fabric made with an interlock knit for enhanced comfort, breathability, thermoregulation, and odor resistance 8" (20 cm) center-front zip with semi-locking slider Raglan sleeves Flatlock seam construction designed to minimize chafing Back body seam wraps to front for body-enhancing fit Plus Size Fit Product Features: Fabric:100% Merino Wool Weight:11.57 oz. (328 g) SmartWool Women's Classic Thermal Merino Base Layer 1/4 Zip Plus