✔️CLOSURE TYPE: Adjustable tuck strap with metal buckle slide closure ✔️GREAT LOOK: This classic vintage cap comes in over 30 unique sayings/designs and various styles - washed, distressed, and solid. ✔️GREAT QUALITY: Durable, low profile, 6 panel polo style design. Adjustable closure. Relaxed, comfortable fit. ✔️GREAT FIT: One size. Inner circumference of this hat measures approximately 22 inches, but it can adjust to measure anywhere between 20 and 24 inches, fitting a number of various head sizes. 2.5” brim length. ✔️WHY YOU WILL LOVE IT: Dad hat prime features include: adjustable metal buckle closure, unconstructed polo style design, and a relaxed, comfortable fit. Cotton dad hat is lightweight and unstructured; it keeps you cool in the hot summer sun. ✔️WHEN TO WEAR: Perfect for the beach, park, pool, gym, gardening, walking your dog, running, boating, spinning, relaxing, tanning, vacation, doing yoga, working out, or simply lounging at home.