I just got them off of amazon.
https://www.amazon.com/Clear-Tiki-Glasses-Set-Cocktails/dp/B08JD32RK3/ref=sr\_1\_31\_sspa?keywords=tiki+mugs&qid=1655383040&sr=8-31-spons&psc=1&smid=AFAO0USTD055S&spLa=ZW5jcnlwdGVkUXVhbGlmaWVyPUFMSk5QMTBJWUU0RkomZW5jcnlwdGVkSWQ9QTA0OTE4NTQ4NFdQVURDQU9ISTQmZW5jcnlwdGVkQWRJZD1BMDI4Nzg2MTM4S0hBNUlJMzBXR1gmd2lkZ2V0TmFtZT1zcF9tdGYmYWN0aW9uPWNsaWNrUmVkaXJlY3QmZG9Ob3RMb2dDbGljaz10cnVl