Under Armour Product DNACompression: Ultra-tight, second skin fit.Dual-layer fabric with an ultra-warm, brushed interior & a slick, fast-drying exterior4-way stretch fabrication allows greater mobility in any directionMoisture Transport System wicks sweat & dries fastAnti-odor technology prevents the growth of odor causing microbesSmooth, chafe-free flatlock seam constructionUpdated, ergonomic mock neck with ARMOUR wordmark on back7.1 oz. Polyester/ElastaneImported