The posters for the 1960s shows at the Avalon Ballroom were iconic pieces of psychedelic art that captured the essence of the San Francisco counterculture scene. Family friend Rick Griffin was our favorite designer for some of these famous works of art and influenced this new graphic we call Avalon. Artwork by Dan Severson Details; 5.3 oz., Premium Quality 26 Singles, 100% ring-spun cotton. Pigment Dyed. Printed in San Diego, California.