Woot offers Simmons - Gel Memory Foam Mattress - 7 Inch, Full Size, Firm Feel, Motion Isolating, Moisture Wicking Cover, CertiPur-US Certified for $117.99 (reg. $299.99) free shipping with Prime. 

Product Description:
Our entry-level mattress, made so EVERYONE can get FUN-ZZZ's. It comes with a thick supportive base layer - so, just like you, this mattress never caves. Add on a layer of comfy premium gel memory foam and you've got everything you need to scroll, stream, game and live on your bed.
 

• COMFORT YOU NEED- layers of soothing Gel Memory Foam and comfort foam help limit partner disturbances and relieve pressure; Add a soft comfy cover with moisture wicking tech to keep you cool and you’ve got everything needed for a great night's sleep!
• A MATTRESS FOR YOU- We don't claim to have one perfect mattress for everyone; That sounds ridiculous to us and we've been making mattresses for 150 years! We designed this mattress to be firm, so you get true support without sinking into it.
• REST EASY, WE’RE CERTIFIED- Our foams meet CertiPUR-US standards for content, emissions & durability; They’re made without mercury, lead, formaldehyde, CFCs, & ozone depleters and certified low VOC emissions for indoor air quality, so breathe easy!
• ASSEMBLED IN THE USA- Simmons mattresses are assembled by hand in the USA; We've been making mattresses for 150 years, so you can trust us.