Zinus 6 Inch Gel-Infused Green Tea Memory Foam Mattress, King

Amazon.com Price: $294.99 (as of 03/05/2021 05:40 PST- Details)

Cool, conforming, and comfortable, gel-infused Green tea memory foam for a better Night’s sleep
1 inch gel-infused memory foam, 1 inch comfort foam, 4 inches high-density base support foam
Foam is CertiPUR – US Certified for durability, performance, and Content

Usually ships within 3 to 5 weeks.