Suggested Retail:$450. GranRest 10 inch Gel Infused Hybrid Spring Mattress Queen 10SM02Q. Independent encased coil provides perfect support to your body, allowing you to rest and sleep sound at all times, relieving any pressure points along your neck, shoulders, back and hips. Another plus factor is the motion isolation, even though you or your partner moves throughout the night, you will never even know they did. Multi HD and Memory foam layers completes did foam and spring hybrid mattress, so that you can experience the ultimate comfort.. 7 DAY FULL REFUND GUARANTEE ON THIS ITEM IF ANY ISSUE IS FOUND THAT WAS NOT DESCRIBED/PICTURED. 7 DAY STORAGE IS ALSO AVAILABLE. SEE NOTES TO BIDDER, IN AUCTION DETAILS, AT THE TOP OF PAGE 1 FOR MORE INFO.