A sun hat for men has to block UV and still be wearable. UPF rating, brim width, materials, and fit — what actually matters, plus GearTOP options built for real outdoor use.

A sun hat with neck flap covers the ears and neck a standard brim misses. Look for UPF 50+, a removable flap, 3"+ brim, and real ventilation — plus how Discoverer stacks up.