14 in Box Springs

Priage by Zinus 14-inch Standing Smart Box Spring Foundation

Onetan, 4.5-Inch & 8-Inch Sturdy Wood Box Spring for Mattress Support - Durable and Easy to Assemble Natural Wood Foundation

14-inch Copper Infused Memory foam Mattress Twin Hybrid Euro-Top Mattress CertiPUR-US - White

Cool Copper Hybrid Mattress 14 Inch Cooling Fibers Memory Foam Mattress Firm Feel Twin XL White

14-inch Twin XL Copper Memory Foam Hybrid Mattress CertiPUR-US - White

14-inch Cool Copper Hybrid Euro-Top King Mattress - CertiPUR-US - Firm Feel