Great Looking Baseball Hat With a Neck Flap. These Hats Protect your Ears, Neck, and Face While Out in the Sun. Long 3 3/4" Bill. Breathable Mesh Sides. Chin Strap to Keep Your Hat From Blowing Off While Riding, Boating or Just in the Wind. One Size Fits Most With an Adjustable Elastic Velcro Closure For a Comfortable Fit. Tuck the Neck Flap Insde if Not Needed. Great for Everyday in the Sun.