I'd check your dimensions and just find something on amazon or something like these which MIGHT be the correct lids?:

https://www.amazon.com/Replacement-Stainless-Steel-Tumbler-Travel/dp/B075HJCVJZ/ref=sr_1_10?crid=2KUWR8ZL8VSU2&keywords=mug%2Blid&qid=1655839774&sprefix=mug%2Blid%2Caps%2C73&sr=8-10&th=1