I purchased this new and stored it at home. I have never used it outdoors. There are some wrinkles from the original condition. Please understand that this is stored by a private individual. The following is quoted from the website: ＜SPEC＞This is a sun and rain hat with over 99% UV protection. The brim has a wire in it, allowing you to shape it to your liking. ■ UV protection rate: 99% or more ■ Drawcord on the chin strap ■ Wire in the brim ■ Mesh material is used on the underside for breathability ■ Seam tape is used on the seams to prevent water from entering ＜Fabric/Material＞Material: 100% polyester (TPU laminate on the back) Brightness: Highest rank (Nissenken method) Specs: UV cut 99% over ＜Size＞Size: (Head circumference) 61cm x (Height) 9cm / (Brim) 6.5cm