To the naked eye, the latest edition of New Era"s classic 59FIFTY design looks identical to that of previous years, but looks can be deceiving. Every inch of this cap is infused with New Era moisture management technology, a revolutionary advancement in cap engineering that results in superior dryness, ultimate comfort and total durability. This cap wicks sweat with unprecedented efficiency, and it feels better and lasts longer than any cap of its kind. Features: Quality embroidery Six panels with eyelets Solid body construction Structured fit Fitted Made in America By New Era INCHES CENTIMETERS HAT SIZE 21 1/4 54 6 3/4 Small (S) Small/Medium (S/M) 21 5/8 55 6 7/8 22 55.9 7 Medium (M) One Size Fits Most 22 3/8 56.8 7-1/8 Medium/Large (M/L) 22 3/4 57.8 7-1/4 Large (L) 23 1/8 58.7 7 3/8 23 1/2 59.7 7 1/2 XL Large/XL (L/XL) 23 7/8 60.6 7 5/8 24 1/4 61.6 7 3/4 XXL 24 5/8 62.5 7 7/8 25 63.5 8 * These charts are for reference only. Fit may vary depending on the construction, materials and manufacturer.