Smartwool 150 Womens Pant Thermal Base Layer Merino Wool Nylon Black Size XS Layer READ READ- pinholes upper Left Side near the Logo- see photos. The two pin heads are there for size references. Pull On Thermal/ Base Layer Pants/Leggings Stretch Size: XS Please see photos for approximate measurements before buying Color: Black We attempt to capture the most accurate color. However, due to different lighting conditions and computer screens, color may vary from actual product Material: 87% Merino Wool, 13% Nylon Ships via USPS Keywords: Merino Wool blend , Stretch, Breathable, Outdoor, Basic, Active, Athleisure