25CM Extra Firm Double Mattresses with Innerspring

25CM Extra Firm Double Mattresses with Innerspring Hybrid Memory Foam, Double Size Mattress for Ultimate Support & Pressure Relief, Firm Mattress in a Box(135x190x25CM). Fill material Innerspring Hybrid Memory Foam Construction type Pocket Spring , Memory Foam Size Double(135*190) Product dimensions 190L x 135W x 25Th centimetres Item firmness description Extra Firm 【Ultra Firm Support 】Designed for those needing maximum support, the double hybrid mattresses offer an enhanced firm feel (H4/H5 level). It features a high-density foam core and reinforced pocket springs, ensuring better spinal alignment and support, ideal for those needing extra support. Wake up refreshed without aches. 【Cool & Breathable Sleep 】This double mattresses stays cool and dry all night with our advanced 3D knitted fabric that wicks away moisture efficiently. The memory foam adapts to the surrounding temperature, while the independent coils enhance air circulation for a cool and refreshing sleep environment. It's an ideal choice for those who tend to sleep hot. 【Motion Isolation】Enjoy peaceful rest without disruptions. Our 8.7-inch pocket spring system absorbs and isolates movement effectively, ensuring you or your partner can move freely throughout the night. The hybrid design with responsive foam layers further minimizes motion transfer for uninterrupted sleep. 【Personalized Comfort】Experience personalized comfort with our precision-engineered 7-zone support system. It adapts dynamically to your body’s weight distribution, offering targeted cushioning and firm support from head to legs. This design relieves pressure points, reducing stress and delivering unmatched comfort. 【Easy Setup】Our firm double mattresses is designed for hassle-free transport and setup, effortlessly navigating stairs, door frames, and narrow hallways—simply unbox, unroll, and watch it expand to full size within 48 hours.