About this item

• 【100 Days Sleeping Trial】Sleeping preferences vary from person to person, This Coolvie 12 inch twin xl mattress come with 100 nights trial and 10-year warranty. Any Questions, our Coolvie customer support team will happily work with you to address any concerns to make it right.
• 【Durability & Supportive】All foam layers are made with high density foam for comfort and durability. With a whole foot of high density foam, we can ensure long-lasting comfort and no sagging. Multiple support layers for increasing firmness to provide subtle support where needed.
• 【Expertly Package-12 Inch Twin XL Mattress in A Box】 Your Coolvie mattress is compressed, rolled, and shipped in a box for a simple setup; easily fitting through narrow hallways and staircases. It fits all frames, such as box spring, floor, slatted base, flat platform or adjustable bed. Warm Tips: Your mattress will regain its full shape within 24-72 hours of opening. The expansion process may be faster in a warm room and slower in a cold environment.
• 【Cutting-Edge Coil Technology for REDUCING NIGHTTIME DISTURBANCE】At the heart of this mattress is a state-of-the-art individually wrapped coil system that ensures superior edge support while offering remarkable adaptability for adjustable bases. Each coil is encased separately to avoid any entanglement. This innovative structure facilitates Zero Motion Transfer, ensuring that movements from your partner go unnoticed.
• 【Softness】Our Coolvie Mattress twin xl size is a medium yet contouring hybrid mattress, which makes it the perfect choice for all types of sleepers; from children to teens to adults. Safe, healthy, and affordable.