When you are looking for the comfort of Merino without extra fabric in your ski boots, our Women's Classic Thermal Merino Base Layer 3/4 Bottom has you covered. 100% responsibly sourced Merino wool provides ultimate breathability and comfort, while a newly redesigned fit helps reduce excess fabric—perfect for your layering needs.Smartwool Womens Classic Thermal Merino Base Layer 3/4 Boxed Bottom Features: Our slim fit is intended to follow the contours of the body Fabric helps combine the moisture management, temperature regulation, and odor resistance of 100% Merino wool with interlock knit for comfort Fitted with a mid-rise waist Merino-lined elastic waistband designed for comfort; 100% Merino next to skin Flatlock seam construction designed to help increase comfort and minimize chafing Size medium inseam: 20" (50 cm) 100% Merino Wool.