Country Green Herringbone Cap - Harris Tweed Flat Cap Rain resistant Windproof Extremely comfortable and durable durable Made from Harris Tweed 100% Wool Easy to match with any coat, jacket, jumper or shirt Designed with 3 vents under the peak of the cap to allow your head to breathable giving you a more comfortable wear Removable side pin with City Sport logo. Fully lined Made in Belgium Available in sizes: 57 to 63 The Cashmere Choice | London - Cap & Hat Size Guide Size (cm) Inches UK size US size Size 56 22 6 7/8 7 Small 57 22 1/2 7 7 1/8 Small-Medium 58 22 7/8 7 1/8 7 1/4 Medium 59 23 1/4 7 1/4 7 3/8 Medium-Large 60 23 5/8 7 3/8 7 1/2 Large 61 24 7 1/2 7 5/8 Large-XL 62 24 1/2 7 5/8 7 3/4 XL 63 24 7/8 7 3/4 7 7/8 XXL Know your cap size: 1. Use a soft tape measure or string to measure your head exactly where the hat will sit. 2. Put the tape measure around your head. Completely circle your head, positioning it across the middle of the forehead and just above the ears. Hold the tape firmly, but not too tightly. 3. Meaure in centimeters or inches. 4. Use this table to work out your size. 5. If your head measurement is between sizes, choose the larger size. If you need help choosing your size, please call +44 (0)208 150 3409 or email us