U.S MILITARY REPRODUCTION WWII HBT FATIGUE CAP SIZE IS A MEN’S MEDIUM 7″ 1/8 TO 7″ 1/4. VERY GOOD REPRODUCTIONS OF THE ORIGINAL HAT. ALL HATS ARE NEW IN BAGS. WE ALSO HAVE THEM IN SIZE LARGE 7 1/2 AND SIZE X – LARGE 7 3/4 IN OUR EBAY STORE. ALL OF OUR HATS ARE IN STOCK AND SHIPPED THE SAME DAY OR THE NEXT MORNING IN A STURDY BOX FOR SAFE DELIVERY. CHECK OUT EBAY STORE FOR MORE MILITARY SURPLUS.