Olee Sleep 2 Inch Cool I Gel Infused Ventilated Memory Foam Topper With Cover (Queen) OLR02TP02Q Enhanced ventilation punctured holes for Air flow topper maintains dry condition, providing the most Healthy sleeping I Gel infused I Gel: performance material to lower temperature infused Gel particles sprayed memory foam This topper features ventilated memory foam with Air hole, I Gel infused foam Removable cover + zipper system the Poly jacquard cover is removable and washable 3 years limited manufacturer warranty