From the 1970's, full length sleeveless dress with many shades of blue in a geometric/floral pattern. Label reads Tropicana Hawaii. All Polyester, Style 1224, Size 10, EN 22733.
The dress has a large pointy collar, v-neck, 3 fabric button down the bodice, an empire waist with gathers under the bust, and a back zipper. The blues in the fabric are lighter at the neck and shoulders and darker at the bottom.
Measurements: bust 34", waist 28", length - back 60", front 53"