The Brim Of This Hat Is Sturdy And Textured, Which Can Block The Sun And Wind. It Is Made Of Polyester Fabric, Which Is Soft, Comfortable And Breathable, Suitable For Long-Term Wear. The Back Of The Hat Adopts A Mesh Design, Which Is Breathable And Gives You A Comfortable Wearing Experience. It Will Not Be Stuffy Even If You Wear It For A Long Time. It Is Suitable For Daily Life, Going Out, Sports, Family Camping, Travel And Other Occasions. The Adjustable Back Design Allows You To Adjust The Size Of The Hat At Will, Which Is Suitable For Most People To Wear. Hand Washing Is Recommended To Maintain The Texture And Shape Of The Hat. Overall, This Product Has Become One Of The Indispensable Fashion Items In Daily Life With Its Excellent Design And Breathability.