Sleep Innovations Memory Foam Mattress Topper, Queen, Gel Dual Layer Support, 4 inch - Walmart.com
Sleepinc. 12 in. Firm Memory Foam and Innerspring Pillow Top CertiPUR-US Queen Hybrid Mattress S70512-1050 - The Home Depot
3 Inch Gel Memory Foam Mattress Topper King Size Pressure Relief Cooling Pad High Density Bed Topper (with Removable & Washable Bamboo Cover) - Walmart.com
Serta 4" Pillow-Top and Memory Foam Mattress Topper, King - Walmart.com
Pillow Top & Gel Memory Foam Mattress Topper - Brookside : Target