Navy OTTO CAP 5 Panel Mid Profile Mesh Back Trucker Hat. 100% Polyester - Front Panel w/ Lining. "Wherever You Go There You Are" on front and "Matt Nathanson" on back in yellow.  

Size Guide: one size fits most

Crown Height - Adult

Low Profile: 8.25 cm - 8.4 cm / 3.2" - 3.3"
Standard Mid Profile: 8.6 cm / 3.4"
Foam Front Mid Profile: 9.5 cm / 3.7"
Foam Front High Crown: 10 cm / 4"