10 Best Mattress In A Box 2025 in the United States

The ZINUS 12 Inch Green Tea Memory Foam Mattress is a medium-firm mattress that offers a good balance of comfort and support, making it suitable for most sleep positions. Its three-layer memory foam design includes Zoned Pressure Relief technology, which helps reduce pressure on common ache points like hips and shoulders. This can be especially helpful for those who experience joint or back discomfort. At 12 inches thick, it provides a solid yet not overly plush feel, which tends to support proper spinal alignment.

Motion isolation is generally good with memory foam, so this mattress should minimize disturbances from a partner moving during the night. Its infused green tea and charcoal treatments aim to help keep the mattress fresh and reduce odors, contributing to a cooler and cleaner sleep environment. While it does not have the advanced cooling features of some hybrid mattresses, the breathable polyester cover and foam layers offer decent temperature regulation for memory foam. Edge support is typical for foam mattresses—not as strong as innerspring types—but should be adequate for most users. The mattress is CertiPUR-US and OEKO-TEX certified, meaning it's made from safe, non-toxic materials, which is a plus for health-conscious shoppers.

It ships compressed in a box to reduce the environmental footprint and expands to full size within 1-3 days. The 10-year limited warranty provides long-term peace of mind. Some users with heavier weight might find the foam less supportive over time, but the mattress supports up to 500 pounds and performs well for average sleepers. This mattress is a solid choice if you want an affordable, eco-friendlier memory foam mattress with balanced comfort and pressure relief, especially if you prefer medium firmness and appreciate certifications for safe materials.

The ZINUS 10 Inch Green Tea Memory Foam Mattress is a solid choice if you're looking for a medium-firm mattress that offers good pressure relief and comfort. Made from certified safe memory foam with a 10-inch thickness, it adapts nicely to your body shape, which can help reduce joint stress and improve circulation. Its three-layer design includes zoned pressure relief, which targets different areas of your body for better support.

Motion isolation is likely good, thanks to memory foam, making it suitable if you share your bed and want to minimize disturbances from movement. The mattress also uses green tea and charcoal infusions to help keep it fresh and reduce odors, a nice touch for temperature regulation and hygiene. However, edge support might be average—memory foam mattresses typically don’t provide very firm edges, which could be a consideration if you sit or sleep near the edge often.

The mattress is fiberglass-free, which is better for safety and comfort. It supports up to 500 pounds on queen size and comes with a 10-year limited warranty, giving you peace of mind. This mattress suits people who prefer medium firmness and want an eco-friendlier, breathable mattress-in-a-box with solid comfort and support.

The 12 inch Gel Memory Foam Mattress offers a medium-firm feel, which is slightly softer than traditional firm mattresses, making it suitable for those seeking balanced support and comfort. The mattress is constructed with 2.5 inches of gel memory foam and 9.5 inches of high-density base support foam. This composition allows for excellent body contouring and pressure relief, making it a great choice for individuals with joint pain or those needing spinal alignment support. The gel infusion is designed to regulate temperature, providing a cooler sleep experience by drawing heat away from the body.

Motion isolation is a strong feature due to the memory foam, which is beneficial for couples as it reduces disturbances from movement. Edge support might be less robust compared to innerspring mattresses, which could be a consideration for those who frequently sit or sleep near the edges. The mattress comes with a removable polyester cover that is easy to clean, adding to its convenience. Additionally, it fits all bed frames and is easy to set up, as it arrives compressed in a box.

The product is CertiPUR-US certified, ensuring it meets safety and performance standards, and has received positive feedback, reflected in its high user ratings. This mattress is an ideal option for those looking for a comfortable, supportive, and convenient bedding solution at a reasonable cost.