Hawaii Map Company uses only the very best natural color shirts. These are top of the line, Hanes "Beefy-T" 6.1 oz. 100% cotton pre-shrunk double needle stitched T-shirts with good sleeve length and firm fitting neck. The images are high quality process that will stand up well to countless washer / dryer cycles and cannot normally be felt by touch. This results in a very comfortable and breathable soft feel when wearing.