All items are in very good condition and are only lightly used (< 1 year).

Queen bed frame with slats:
https://www.ikea.com/us/en/p/malm-bed-frame-high-white-stained-oak-veneer-s79023744/
https://www.amazon.com/Ikea-Lonset-Queen-Slatted-802-787-15/dp/B071Y2VVNZ

Queen hybrid (spring + foam) mattress, medium-firm:
https://www.ikea.com/us/en/p/haugsvaer-hybrid-mattress-medium-firm-dark-gray-70307426/

Pick up in Sunnyvale.