The Koala SE Mattress is Koala's entry-level all-foam mattress, standing 23 cm tall with a medium-firm feel (rated around 6.5 out of 10). It features bamboo charcoal foam for freshness, Kloudcell technology for responsive support, and a TENCEL Lyocell cover (65% polyester, 35% TENCEL Lyocell on the top panel). Foams are CertiPUR-US certified. Suitable for all sleep positions — back, side, and stomach. A Queen weighs 30.7 kg. Available in Single through King sizes. It carries a 10-year warranty and Koala's 120-day trial. CHOICE Recommended.