Pastel Rainbow Trim Paper Straw Hat Sunhat Floppy Rim Fits XXS XS Pride Fun READ Color may vary, depending on your screen and brightness setting. The head opening is pretty small. There isn't any size noted in the hat but I have listed this at XXS /XS. It is best for an adult with a small head or possibly a tween or teen. Please check measurements before buying. Condition: Gently used, if used at all. Hat is made mostly from paper with 12% polyester content. Diameter of hat: 13.5 inches Diameter of head opening: 6.5 x 7 inches Smoke free, pet friendly home Sold as is. Please read listing and check all photos. Additional photo and measurement requests will not be granted.