Dyonery 12 Inch King Memory Foam Mattress in a Box, Reversible Firm & Medium Support with Removable Washable Cover, CertiPUR-US Certified

Highlights

• Reversible Dual-Firmness Design: This 2-in-1 mattress features a medium-soft top layer for cushioning comfort and an extra firm base for optimal spinal support. Flip it to easily match your preferred firmness for back pain relief.
• Fiberglass-Free & CertiPUR-US Certified: Your safety is assured with a fiberglass-free construction and CertiPUR-US certified memory foam. It is made without harmful chemicals and has low emissions for a healthier sleep environment.
• Pressure-Relieving Gel Memory Foam：High-density gel memory foam contours to your body to evenly distribute weight and relieve pressure on shoulders, hips, and back. This design also minimizes motion transfer for undisturbed sleep.
• Removable & Machine-Washable Cover: Maintain a hygienic sleep surface with ease. The breathable, skin-friendly fabric cover is detachable via a sturdy zipper and is completely machine washable for effortless cleaning.
• Bed-in-a-Box Convenience: This mattress is compressed and shipped in a manageable box for easy delivery. Simply unbox, unroll, and allow up to 72 hours for it to fully expand to its 10-inch thickness on your bed frame.