BellyLady Women Outdoor Anti-mosquito UPF 50+ Sun Hat with Mesh Face Mask Brim:3.2"(8cm); Circumference:22.4"(57cm) Chinstrap with Cord Lock UPF 50+ excellent sun protection, anti-mosquito and vented Mesh to Keep You Cool Perfect for the fishermen, hunters, hikers, campers or anyone who is outside in the fly insect filled environment