Let's take a look at the benefits of using a changing pad cover

[Biloban]

Use a changing pad cover to avoid staining your diaper table, which is more difficult to clean than a pad cover. There are disposable changing pad covers and washable changing pads covers, choose what you think is appropriate.However, we recommend using changing pads covers because they are more eco-friendly.https://www.biloban.com/collections/changing-pad-liners

Reduce the load on your carry-on bag. If you choose not to use a changing pads cover, that means you'll also need to bring a changing pad cover to protect the diaper table, a spare garment to keep your baby from getting dirty while changing diapers, a cloth to wipe the diaper table and a diaper cover can to throw away dirty things after cleaning.https://www.biloban.com/collections/changing-pad-liners

As you might define,changing pad covers and liners aren't essential, but they are a good idea.https://www.biloban.com/collections/changing-pad-liners