Ikea bed - $20
Ikea memory foam full mattress (https://www.ikea.com/us/en/p/matrand-memory-foam-mattress-firm-white-10272397/) - $100
Full mattress cover - $10
Have it all for $100!

All in excellent condition! I've had this bed for a few years and have been really impressed with the quality of the memory foam. No stains or signs of wear. I will happily take apart the bed prior to pick-up.

Contactless pick-up in Menlo Park
Venmo or cash preferred