This sunhat with an adjustable built-in chinstrap will take you from hikes to beach this summer. With added SPF protection, it's the perfect hat for adventures in the sunshine. Features Adjustable Chin Strap SPF Protection Hat Attack Imported Fit: Crown Height- 4", Brim- 4", Head Measurement is 57cm Material: 100% Paper Straw, 100% Cotton Trim, 100% Wood Bead, 100% Cuprum Grommet | Hat Attack Maya Chinstrap Hat - Toast - 001 Talbots