Ebay offers Linenspa 8" Hybrid Gel Memory Foam Mattress (Twin) for $56.99 (reg $199.99) with free shipping.

• Full - $89.99
• Queen - $99.99
• King - $164

Product Decription:
Get ready for peaceful sleep with this supportive and comfortable Linenspa Essentials 8" Hybrid Gel Memory Foam Mattress. With a layer of Bonnell spring coils and soft memory foam, this mattress contours to your body for a personalized sleep experience. Plus, the AlwaysCool gel infusion, combined with the springs, creates a cool sleeping experience so you sleep comfortably all night long. This mattress conveniently ships to your home in a box. All you have to do is open up the package, let the mattress decompress, and enjoy peaceful slumber.

• Features a supportive layer of coils topped with contouring memory foam for comfortable sleep
• AlwaysCool technology is infused in the gel memory foam to create a cooling sleep experience
• The combination of coils and memory foam creates a medium feel perfect for a main bedroom or guest bed
• The memory foam layer contours to your body so you can sleep soundly all night long
• Conveniently ships to your home rolled and compressed in a single box
• At optimal decompression, the mattresses are the following sizes: Twin: 37.5" (W) x 74" (L), Twin XL: 37.5" (W) x 79" (L), Full: 52.5" (W) x 74" (L), Queen: 59" (W) x 79" (L), King: 75" (W) x 79" (L)