Vintage 60s 70s Tropical Floral Malihini Hawaiian Loop Collar Button Up Shirt M

Really cool vintage Mahilini camp loop collar button up Hawaiian shirt, with front pocket. Nice red floral pattern. Polyester, not sure exactly what materials. No size tag but measures about Medium, or snug Large, at 22" armpit across, 29" back of collar down. No major flaws, one small mark on back (pictured) and name written on collar - can't be seen while worn.