Hemnes drawer bottom replacement

I have two Hemnes glass door cabinets with the three drawers, and the bottom of a couple of these drawers have suffered some water damage. They’ve bubbled a bit and just look unsightly.

I’d prefer to replace with IKEA parts, but I am so far unsuccessful in finding dresser bottoms online. Am also ok with parts from Home Depot or elsewhere, but wonder if people have purchased before that can point to a specific product. Beginner in terms of handy-ness, but eager to learn.

Anyone dealt with this issue?