New queen size Serta 3000 iseries hybrid mattress medium. 13.5 tall has 1025 wrapped zoned coils. Triple cooling with a max cold cover, ultra cold phase-change system and four inches of carbon fiber memory foam. Bought from a mattress store in Ogden but not used. Clean no stains and in a smoke free home. Cash only and can help deliver if needed. $200 purchased may 26 2026 as new old sock. text me if you have questions