View on LOZ Suggested Retail: $390.99. PRODUCT SIZE MAY VARY SEE PHOTOS.. Jingxun King Mattress, 14 Inches King Size Mattress,Gel Memory Foam Mattress in a Box, Back Pain Relief＆Cool Bed,Breathable Soft Cover,Medium Firm Feel-Ventilated Design for Sleep Supportive. JINGXUN 14 inch cooling-gel memory foam king mattress is designed with a 3-layers all-foam system, including 2.5'' memory foam, 2.5'' of comfortable layer, and 7'' of high density base support foam to maintain a comfortable climate throughout the night and during peak nighttime hours. Comfortable Sleep The gel memory mattress adjusts the temperature so that the mattress surface remains at the ideal sleep temperature, while fitting in with your body to relieve pressure points, providing uninterrupted sleep even if your partner turns or flips around in the middle of the night. Boxed Mattress For Easy Transportation.JINGXUN King Mattress will be delivered to you effectively packed in a box that fits all frames, such as spring boxes, floors, slat bases, flatbeds or adjustable beds, hospital beds. Simply unpack, unfold, and the mattress does the rest, swelling back to its original shape. 7 CALENDAR DAY FULL REFUND GUARANTEE ON THIS ITEM IF ANY ISSUE IS FOUND THAT WAS NOT DESCRIBED/PICTURED. 7 CALENDAR DAY STORAGE IS ALSO AVAILABLE. SEE NOTES TO BIDDER, IN AUCTION DETAILS, AT THE TOP OF PAGE 1 FOR MORE INFO.