koorlian Twin Size Mattress 12 Inch - Cooling Hybrid Single Mattress in a Box for Back Pain Relief - Pocket Spring & Memory Foam | Fiberglass-Free, Medium Firm Feel, CertiPUR-US, 120 Nights Trial

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About This 【Cool & Comfortable Sleep】The twin mattress features memory foam that enhances support while maintaining comfort, helping to relieve body pressure and giving you the fee ling of lying on a cloud. The fiberglass-free cover is softer on the skin and more breathable, keeping you cool and refreshed all night long. 【Strong Support】koorlian has reinforced the single mattress’s edge springs for greater strength and durability, preventing sagging or sinking that could shorten its lifespan. This medium-firm mattress is equipped with individually wrapped pocket springs, offering quieter, more stable performance than traditional innerspring designs. Whether for kids or adults, it delivers 8 hours of comfortable, restful sleep. 【Pain Relief】The 7-zone support system offers enhanced protection for the spine. Whether you sleep on your back, side, or stomach, it provides ergonomic, scientifically designed support for your head, neck, shoulders, waist, hips, legs, and feet. By relaxing tense muscle groups, it helps ease lower back soreness, shoulder and neck stiffness caused by prolonged sitting or standing, allowing you to enjoy baby-like sleep quality. 【Easy Assembly -12 inch Twin Mattress in a Box】Size: 75" x 39" x 12" The mattress arrives vacuum-compressed and rolled in a box for easy transport and setup. Simply unbox, remove the packaging, and allow 48–72 hours for the mattress to fully expand to its original shape—then enjoy restful sleep. Measurement method: After full expansion, measure from the bottom of the mattress to the highest point on the surface. 【120-Night Trial & 10-Year Warranty】We offer a 120-night trial and a 10-year warranty, and our mattress is CertiPUR-US certified and odor-free. If it’s not the perfect fit for you, we’ll make it right—so you can trust koorlian and enjoy a restful, worry-free sleep. Overview Brand : koorlian Size : Twin Product Dimensions : 75"L x 39"W x 12"Th Top Style : Euro Top Cover Material : Polyester Blend Number of Layers : 3 Fill Material : Memory Foam Special Feature : Durable Color : Grey Coil Type : Encased Coil Item Weight 24 Kilograms : Item Firmness Description Medium : Item Weight 24 Kilograms : Item Firmness Description Medium Show more