New Mens Zeroxposur Brushed Fleece Layering T Shirt With Stretch Gray Fabric: 88% Polyester 12% SpandexOuter Side Is Plain Knit, The Inner Is A Brushed EffectSo Soft!!Small: Armpit To Armpit Flat Side To Side Measurement: 20″ Back Of Neck To Bottom Of Back Hem: 25.5″Medium: Armpit To Armpit Flat Side To Side Measurement: 21″ Back Of Neck To Bottom Of Back Hem: 26.5″XXLarge: Armpit To Armpit Flat Side To Side Measurement: 25″ Back Of Neck To Bottom Of Back Hem: 29″Perfect For Layering In Colder Weather