Re-Play 7.375" Reusable Locking Straws with Cleaning Brush, Replacements for Re-Play Straw Cups & Sippy Cups, Dishwasher Safe - Silicone (Pack of 4)

we just started using the thermos funtainer and replaced the plastic straw with the re-play straw. i had to cut some of it off with a razor but it works fine https://www.amazon.com/dp/B0C5FPSLS2?ref=ppx_yo2ov_dt_b_fed_asin_title