Bought one of these recently and I really like it…

https://www.amazon.com/gp/aw/d/B089Y9B234?psc=1&ref=ppx_pop_mob_b_asin_title

It’s dishwasher safe which is why I chose it. It was one of the cheapest dishwasher safe bottles I could find and it’s actually very good at keeping my water cold.