Best Price Mattress 10" Euro Top Pocketed Coil Spring Mattress & Dual-Use Steel Bed Frame/Foundation Set, Twin Independent operating coil create a responsive and supportive sleep experience Mattress tested to exceed durability and longevity versus industry standards Premium knitted polyester jacquard quilted fabric cover protects the mattress Complete mattress support system replaces traditional frame & box spring Super strong - 100% steel construction, 14 inches of under-bed storage