Choose this sun baseball cap for daily sun protection needs. It is made of lightweight, quick-dry polyester with soft breathable meash flap (flaps are removable), one size fits all. UPF 50+ sun protection keeps delicate skin on the neck ears and face safe from harmful rays. They are collapsible and convenient to take it with you or throw it into your bag. There are so many ways to wear this cap depending on your protection needs and activity. Ideal present, good for camping, boating , fishing , hiking or gardening. Big inprint area to promote your company's brand with these sun caps!