For sale is a preowned in very good condition John Mayer "Musical Sound" band t-shirt. Size tag has worn off due to multiple washings and wears. I suspect the shirt is approximately a US men's size medium. Shirt measures 18.5 inches pit to pit and ~24.5 inches from back neckline to waist. Shirt has no rips, stains, holes, or other obvious defects. It's well worn and soft shirt. Please see detailed photos for evidence of condition and measurements.