Please follow below sizing chart
Chest Size in Inches
Xsmall - 31/34"
Small - 34/37"
Medium - 38/41"
Large - 42/45"
XLarge - 46/49"
2XL - 50/53"
145GSM Light Weight breathable fabric
Poly cotton blend
90% Airlume Cotton - The highest quality long staple ring spun cotton which has been in development for 25 years.
Eco Dyed in L.A.using Eco-friendly dye and 7x less water than average garment manufactures
2.5x more impurities are removed compared to basic ring spun cotton
long stable fibres