Vuori Heather Green Strato Tech Tee Mens Short Sleeve Performance Shirt Size Medium Armpit to armpit 20.5” Length 26” Please check measurements to ensure fit. The Strato Tech Tee is the softest piece of workout apparel on the planet, doubling as your go-to t-shirt. With next-level comfort, our softest performance knit is moisture wicking. 4-Way Stretch Anti-Odor Moisture Wicking 96% Polyester 4% Elastane Excellent preloved condition, no flaws or stains.