LUCID 2.5 Inch Gel Infused Ventilated Memory Foam Mattress Topper with Removable Bamboo Cover 3-Year Warranty

Amazon.com Price: $329.99 $97.99 (as of 18/10/2017 13:27 PST- Details)

2.5″ Thick Lucid Gel gel-infused memory foam captures and distributes heat
Ventilated to increase air flow and regulate sleeping temperature
Super-soft, removable bamboo cover