【UV and Sun Protection】: Our umbrella hat is made of silver coating fabric on the top, which can bounce sunlight off so it doesn't absorb much heat. Thanks to its large coverage area extended by the large diameter, the head umbrella hat offers extensive protection against the sun, rain, and UV rays. What's more, the equipped durable and strong metal ribs can support your multiple uses and serve you for a long time.【 Size】: Our umbrella hat is about 95 cm/37.4 inches in diameter when open, 34 cm/ 13.4 inches in length after folding, enough to protect your head, face and arms from wind, rain and sun. In addition, the elastic headband holds your cap in place and easily fits most head sizes, the adjustable chin straps bring you a comfortable wearing experience.【Easy to Use】: Pull the rope on the top of our double layer umbrella hat to open, and press the on, and it will automatically retract. Please see more details in the pictures. After folding, our umbrella is compact and portable, easy to carry and store.【Releasing Your Hands】: The umbrella hat helps you block UV rays and rain when you work, without taking up your hands, keeping your head dry on rainy days and shade on sunny days, bringing a lot of convenience to you.【Wide Applications】: There is a vent to facilitate ventilation on our umbrella caps, which keeps you cooler from strong sunlight, suitable for wearing while working in the garden or farm, playing at the beach, golfing, fishing, taking pictures, painting, walking, camping, hiking and so forth.