Coldpruf Platinum Top - Women's Medium Black. 2 layer engineering traps air between layers providing a natural barrier of warmth. Tagless feature flat seams comfort waistband front & back rise on pant. 100percent CPT performance polyester on the inside 70percent polyester/30percent merino wool on the outside. For medium to high activity very cold to extreme cold temperatures. Specifications for Coldpruf Platinum Top - Women's: Manufacturer: Coldpruf Women's Clothing Size: Medium Sleeve Length: Long Sleeve Age Group: Adults Apparel Fit: Comfort Gender: Female Color: Black Application: Casual Outdoor Fabric/Material: Merino Wool/Polyester Sleeve Type: Long Neckline: Crew Neck Tag Free: Yes Odor Control/Anti Bacterial: Yes Package Contents: Coldpruf Platinum Top - Women's The Coldpruf Platinum Base Layer is a quality addition to the Coldpruf lineup. For more great deals on Women's Thermal Tops by Coldpruf please browse our Coldpruf Women's page. Coldpruf 55A MD BLACK: Platinum Top - Women's Medium Black