Midnight | Medium-Firm Size:Twin XL it features a coil-on-coil design

it features a coil-on-coil design with over 3

The Wave | Medium-Firm Mattress delivers high-performance cooling and targeted support in a 14” hybrid design

Featuring a steel-reinforced Semi-Flex® performance grid and wood slats

a dynamic comfort system combines the buoyant lift of Copper Talalay Latex with the adaptive contouring of Copper Memory Foam

Midnight | Medium-Firm Size:Twin XL it features a coil-on-coil designThe Midnight Medium Firm 14 Mattress combines cooling comfort with reinforced support, ideal for back and stomach sleepers. Its Ice Cool quilted cover features two layers of gel infused foam for a refreshing, breathable sleep surface. Beneath, a 5 Zone Firm Contour Foam provides ergonomic alignmentmedium firm at the shoulders and firmer under the hips and backfor optimal posture and reduced pressure points. At the core, 800+ individually wrapped coils