koorlian 12 Inch Twin XL Mattress in a Box for Back Pain, Medium Firm Feel Fiberglass Free Hybrid Mattress with Individual Pocket Springs and Pressure-Relieving Memory Foam, Grey, 120-Night Trial

Features

• 【7 Zones Spring Supportive】The 7 zoned individual encased coils are positioned at the core of the twin xl size mattress. On top, multi-layers of CertiPUR-US certified comfort foam are laid in place. This hybrid mattress has a certain amount of spring while also conforming to the body for targeted pressure relief, offering a balanced sleep experience for many individuals. Make sure no one is standing at the direction where the mattress is rolling out to prevent any unnecessary injury.
• 【Medium Firm Mattress with Motion Isolation】This medium firm twin xl bed mattress constructed with comfortable memory foam and durable pocket innerspring. These pocket innerspring work independently, so they can absorbed over 90% motion disturbances from your partner. This medium firm mattress perfectly contouring to your body curve from head to toe, bouncy yet supportive,give you a sweet night.
• 【Memory Foam and Pressure Relief】 This innerspring mattress with Memory foam recovery layer, providing enhanced body contouring , relieving pressure on your back, hip and shoulders, and with breathable top layer also make you sleep Cool all night.
• 【Twin XL Size Mattress in a Box】This hybrid mattress twin xl shipped compressed, rolled, vacuum sealed and delivered in a box, easy and fun to set up. For optimal performance, unroll your mattress allow an extra 48-72 hours for full and proper expansion, in a room temperature setting. New mattresses have a mild scent upon unboxing that will dissipate in a few hours in a well-ventilated room.
• 【120 RISK-FREE Nights Trial】Sleeping preferences vary from person to person, each Koorlian mattresses comes with 120 RISK-FREE nights trial and covered with 10 years support. You can decide if the spring mattress work well with you. Our expert customer service team will be available to help you through any hesitations, problems or questions you may have.