BOOST LAB RETRO T-SHIRTThe Boost Lab Retro Tee is the smoothest and softest t-shirt you’ll ever wear. Made of fine jersey, it has a durable, vintage feel. These classic-cut shirts are known for their premium quality, as well as ability to stand up to a washing machine (will keep size and color after many washings).MEN’S T-SHIRT SIZE CHARTSizesChest (in)Waist (in)XS30″ – 32″28″ – 30″S34″ – 36″30″ – 32″M38″ – 40″32″ – 33″L42″ – 44″33″ – 34″XL46″ – 48″36″ – 38″2XL48″ – 50″40″ – 42″3XL50″ – 52″44″ – 48″4XL52″ – 54″50″ – 54″