The foam around the eyes of my oculus fell off, is there any way to replace them?

It's a replaceable part. Amazon has numerous third-party options from respected companies like VRCover and AMVR, as well as many other companies you've never heard of selling copies.

eepyz  There are many sellers of aftermarket facial interfaces. 

Meta Quest 2 Face Cover | Oculus Quest 2 Face Padding - AMVR

Hey there eepyz !

We came across your post, and we just wanted to share that you can buy official Meta interface replacements via our website!

On our official website, you can find standard replacements for the facial interface, and discover our silicone, breathable and open facial interface replacements!

Here is the link to the standard facial interface replacement for your headset: https://www.meta.com/quest/accessories/quest-3s-standard-facial-interface/

If you have any other questions, we'd love to hear from you at Meta Store Support: https://www.meta.com/help/support/