48 inch mattress

King Mattress In a Box, 14" Cooling Gel Memory Foam King Size Mattress, Medium Firm for Presure Relief&Cooler Sleep, CertiPUR-US

Queen Mattress In a Box, 14" Cooling Gel Memory Foam Queen Size Mattress, Medium Firm for Presure Relief&Cooler Sleep, CertiPUR-US

Dyonery Firm Memory Foam Mattress Twin XL Size Premier Cooling Green Tea/Gel Bed-Mattress

Queen Mattress In a Box, 14" Cooling Gel Memory Foam Queen Size Mattress, Medium Firm for Presure Relief&Cooler Sleep, CertiPUR-US

King Mattress In a Box, 14" Cooling Gel Memory Foam King Size Mattress, Medium Firm for Presure Relief&Cooler Sleep, CertiPUR-US

Sailvan Mattress in a Box, 12 inch Mattress Cooling Gel Infused Memory Foam and Pocket Spring Hybrid Mattress with Medium Firm, Gray

Sailvan Medium Firm Mattress, 12 inch Mattress in a Box with Memory Foam & Spring, Hybrid Mattress for Pressure Relief, Gray

Mercer Cool Gel Memory Foam Innerspring Hybrid 12-inch Mattress

Decker Cool Gel Memory Foam Innerspring Hybrid 10-inch Mattress

Bestier Cooling Medium Hybrid Memory Foam Mattress in a box

Continental Sleep 14" Ultra Soft Pocket Coil Hybrid Mattress,

Dyonery Extra Firm Memory Foam Mattress for Back Pain Relief,8/10/12/14 Inch Medium/Extra Firm Dual Side Flippable Mattress in Box,CertiPUR-US

Serta Five Star Mattress - 8" Medium

Serta Five Star Mattress - 12" Plush Pillow Top

14 Inch King Size Hybrid Mattress,Medium Firm Gel Memory Foam Bed in a Box with Pocket Springs, Cooling Breathable Fabric, Motion Isolation

Dyonery 12 Inch Memory Foam Mattress,Medium Firm Support, Cool Gel & Back Pain Relief,Removeable Fiberglass Free Cover, CertiPUR-US Certified

Dyonery 8 Inch Memory Foam Mattress,Medium Firm Support, Cool Gel & Back Pain Relief,Removeable Fiberglass Free Cover, CertiPUR-US Certified

Novilla 12 Inch Hybrid Mattress Innerspring Pillow Top Mattresses in a Box, Pressure & Pain Relief, Medium

Queen Size Mattress, 14 Inch Memory Foam Hybrid Bed in a Box, Motion Isolation, Edge Support, Gel Infused for Pressure Relief, Breathable Mattress

King Size Mattress, 14 Inch Gel Memory Foam Hybrid Bed in a Box, Medium Firm, Motion Isolation, Edge Support, Breathable Design for Comfort Sleep

14 Inch Queen Size Hybrid Mattress - Medium Firm Cooling Memory Foam & Pocket Spring Bed in a Box, Breathable Fabric, Motion Isolation

Lucid Comfort Collection 12" Gel Memory Foam Mattress

Serta Five Star Mattress - 10" Medium

12 in. Gel Memory Foam Mattress – 12-inch All-Foam, Cooling Tencel Cover, Supportive Base (Full/Queen/King)