Cooling Charcoal Memory Foam Mattress in a Box – Medium Firm Support for Back Pain Relief, CertiPUR-US Certified & Fiberglass-Free

The ONENICE 5-inch Twin Mattress features cooling gel-infused memory foam and breathable bamboo fabric for comfortable sleep. It includes high-density support foam and an open-cell foam design for durability and enhanced airflow.

• The mattress is certified by CertiPUR-US and Oeko-Tex, ensuring it is free from harmful chemicals.
• The description claims the mattress provides luxurious pressure relief and cooler sleep.
• The mattress is backed by a 10-year warranty.