Tuga Women&#39;s UPF 50+ Bahia Wide Brim Hat, Pink, One Size Fits Most Imported Women's Sun Protective Wide Brim Canvas Hat. One size fits most with circumference of 22.5" inches. For reference, hat would be an adult size Medium/Large. UPF 50+ for Ultimate Sun Protection, Blocks Damaging UVA/UVB Sun Rays Wide 4" Brim, Inner Adjustable Drawstring for a Better Fit Contrasting Underside Color Adds Flair, Tuga Logo on Side