Popsugar Living Home Shopping Best Mattress on Amazon This Is the Most Popular Mattress on Amazon — It Has 25,000 Reviews and Costs Under $300 20 March 2019 by Krista Jones View On One Page Photo 3 of 3 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 3 Zinus Memory Foam Green Tea Mattress You don't even need a box spring, it fits perfectly on a bed frame. Previous Next Start Slideshow ShoppingHome ShoppingMattressesBedroomsFurniture