Is it this style you're looking for? Sorry about the inelegant link:
https://www.amazon.com/KBK-1464-Cadet-Basic-Everyday-Military/dp/B00IDBKDS2/ref=sr_1_155_sspa?dchild=1&keywords=Flexfit+Hats&qid=1619211245&sr=8-155-spons&psc=1&smid=A2XHJ56UY1G3J&spLa=ZW5jcnlwdGVkUXVhbGlmaWVyPUE3SEpZWEtBUkQ3R1AmZW5jcnlwdGVkSWQ9QTA1NTkyMzYyMUo3T1JYTDdJR0xDJmVuY3J5cHRlZEFkSWQ9QTA4MzM2NDYxN1lISzZBVEtSWFpSJndpZGdldE5hbWU9c3BfYnRmJmFjdGlvbj1jbGlja1JlZGlyZWN0JmRvTm90TG9nQ2xpY2s9dHJ1ZQ==