Open Box Dealer Demo Smartwool Classic All-Season Merino Base Layer Bottom Plus - Women's Black 3X BLACK-3X. To boot this bottom is made with a recycled nylon core for durability and a fit that moves with your body for comfort. In fact this legging is so comfy you might just find yourself wearing it even if you don't need a base layer. Specifications for Smartwool Classic All-Season Merino Base Layer Bottom Plus - Women's: Manufacturer: Smartwool Gender: Female Age Group: Adults Fabric/Material: 88percent Merino Wool/12percent Nylon Features of Smartwool Classic All-Season Merino Base Layer Bottom Plus - Women's Slim fit is intended to follow the contours of the body Lightweight Merino jersey fabric uses a recycled nylon core to increase durability while still keeping 100percent Merino wool next to skin Package Contents: Smartwool Classic All-Season Merino Base Layer Bottom Plus - Women's Smartwool SW0169100011-(001) BLACK-3X: Classic All-Season Merino Base Layer Bottom Plus - Women's Black 3X