Made With Japanese Woven Cotton. Dyed With Indigo And Printed With A Polka-dot Motif. Authentic Runoff Chain-stitched Construction At The Side Seams, Which Is Based On Workshirts From The '20s And '30s. Muslin Reinforcements At The Interior. Heavily Laundered For A Timeworn Look And Feel. Genuine Mother-of-pearl Buttons.