Memory hairband fixation can naturally fit the head contour, not tight, stable and not easy to fall off. Empty top design + hat body fabric is light and has strong air permeability. Bid farewell to heavy and sultry, give skin a comfortable experience and make sunscreen easier.Breathable and soft: the soft fan blade can improve the safety without hurting hands. Adjustable wind intensity to bring cool breeze in summer.Adjustable: the fan hat is fixed with a unique adhesive buckle, which can keep you cool in the sun and adjust the size easily according to your needs. You can use it safely and cool your face quickly after or during exercise.Neutral USB charging: built in 800MAH battery design, energy saving and environmental protection, long service life. It can be charged by USB for 2 hours and used for 3 hours.Best size for most people: perfect gift for family and friends. It is suitable for outdoor activities such as traveling, fishing, mountaineering, playing golf, square parties, watching plays and football matches.Specification:Size: 23.5 x 27cm/9.3 x 11inchMaterial: PVC materialBattery capacity: 800MAHPackage Includes:1 Piece Fan Hat+1 Piece Charge Cable