8 inch memory foam twin Mattress is also brand new never opened - brand Zinus. Regular price 133+tax I am selling for $100. 
https://www.walmart.com/ip/Spa-Sensations-Serenity-by-Zinus-8-Memory-Foam-Mattress-Adult-Full/2247654167


Contact me on 606-240-5090 or reply on this post if interested