Smartwool Intraknit Merino 200 Crew - Women's Black/White Medium. Our Women's Intraknit Merino 200 Crew is a lightweight super-moveable top made for all of your most extreme cold-weather activities. With Merino Sport yarns and gender-specific ventilation perfectly placed to maximize thermoregulation and breathability in high-intensity activities it helps amplify moisture management movement and comfort. When you're in our best base layers you're ready for anything. Specifications for Smartwool Intraknit Merino 200 Crew - Women's: Manufacturer: Smartwool Sleeve Length: Long Sleeve Age Group: Adults Apparel Fit: Slim Gender: Female Color: Black/White Application: Active Outdoor Fabric/Material: 53percent Merino Wool 45percent Polyester 2percent Elastane Weight: 6.35 oz Features of Smartwool Intraknit Merino 200 Crew - Women's Slim Fit Merino Sport yarn combines the power of Merino with the durability and fast dry times of polyester Engineered construction uses knit structures to enhance performance with lighter weights and cleaner finish Mesh ventilation seamlessly knit in gender-specific zones designed to keep the body dry and comfortable 3D mapping results in near custom fit and freedom of movement while ribbed elbows provide added durability Package Contents: Smartwool Intraknit Merino 200 Crew - Women's Smartwool SW019284960-M: Intraknit Merino 200 Crew - Women's Black/White Medium