Size: One size fits most (Men, Women, and Teens) w/ Adjustable hook and loop back
Head measurement: 56 cm, 22 inches, Size 7 to 59 cm, 23 and 1/4 inches, Size 7 and 3/8 inches
Brim: 2 and 3/4 inches Height: 5 inches Ponytail cut out compartment: 2 and 1/2 inches x 1/2 inches - simply rubber band your hair up and slide in, adjust and tighten
Bad hair day, workout, walking the dog, running, jogging, hiking, fishing, boating, camping, exercise, gym, yoga, spin class, pool, beach, vacation, bbq party, school, college campus, ball games, football stadiums, all outdoor activities for sun protection for all 4 seasons. Will compliment any outfit.