KENYON Women's Youth Outlast Bi-Component Thermal Crew 100% Polyester face / 80% Acrylic Outlast / 20% Micro-Acrylic back Made in US Long-sleeve top with self cuff and trimmed neckline Made in USA Temperature regulating Not too hot, not too cold -- just right Pill resistant polyester mesh face is backed with a cozy Outlast/micro acrylic brushed surface for next-to-skin softness Can be used as tactical apparel Long-sleeve top with self cuff and trimmed neckline