View on LOZ Suggested Retail: $299. MLILY Ego Twin Size Mattress, 10 inch Bed in a Box, Memory Foam Mattress, White. MLILY Ego white 10 inch cooling gel memory foam mattress–the perfect choice for a restful and rejuvenating night's sleep! Featuring a Graphene cover with moisture-wicking properties, this mattress will help keep you dry and comfortable throughout the night. Plus, the cooling AeroFusion memory foam infused with green tea gel provides airflow and added breathability, ensuring that you stay cool and comfortable.. 7 CALENDAR DAY FULL REFUND GUARANTEE (FROM PRIMARY PICKUP DATE) ON THIS ITEM IF ANY ISSUE IS FOUND THAT WAS NOT DESCRIBED/PICTURED. 7 CALENDAR DAY STORAGE (FROM PRIMARY PICKUP DATE) IS ALSO AVAILABLE. THE PRIMARY PICKUP DATE IS THE DAY AFTER THE AUCTION ENDS. SEE NOTES TO BIDDER, IN AUCTION DETAILS, AT THE TOP OF PAGE 1 FOR MORE INFO.