This is Tiki Style! A 1960’s Hawaiian shirt made by designer Arnold Christensen (Las Vegas/Honolulu). This original pattern is a tribal tapa cloth design pattern on a 100% cotton fabric. It has the classic 4-button front and horizontal buttonholes along with a perfect pattern-matching hidden left front pocket. This is a clean Mid-Century Modern shirt that has high quality stitching and a hip Tiki style. The Label Reference Guide photo documents that this a genuine vintage Hawaiian aloha shirt from the early 60’s. No size tag on the label but the shirt measurement photo shows it to be a Medium (M).   Mahalo,  -Malibu Mike