【MADE IN USA】This mattress is manufactured in South Carolina and Arizona Factory with unparalleled quality control you can trust. Mattresses designed by Vyfipt undergo 115 quality tests which contain 80,000 cycles of Foam Performance Testing and 100,000 cycles of Mattress Durability Testing. Passed the Oeko-Tex Standard 100 and CertiPur-US certification. 【1:3 Golden Ratio Builds Your Deep Sleep System for Medium Firm feel】Lying on this mattress, you will feel very relaxed. The 2-inch green tea gel infused foam above can disperse the pressure of the body and will not compress the blood vessels, and the 6-inch support Foam below can support your body powerfully. This golden-ratio combination disperses stress from your body without letting you feel trapped and you'll feel your head, neck, shoulders, back, waist, hips, legs are treated gently. 【Internally and Externally BREATHABLE】Bamboo Cover Outside & Green Tea Gel Inside For Refreshing Sleep. This Removable Bamboo Knit Cover creates a cooling sensation that moves heat away from the body due to its superior breathability and temperature regulating properties. Green Tea Gel offers good airflow, dissipates heat, and wicks away excess moisture away from the body. These cooling technologies keep you cool and actively regulate temperature throughout the night.