TOTAL PRESSURE POINTS RELIEF - BedStory Hugo mattress topper using 38D supportive high-density memory foam can readily conform to the curves of your body to reduce aches while you sleep regardless of your sleeping position. MOISTURE ABSORPTION & ODOR REDUCING - Bamboo charcoal is a green material that removes moisture, absorbs sweat and reduces odor. With the infusion of bamboo charcoal, BedStory Hugo provides you with a refreshing sleeping environment and will improve your body's blood circulation and metabolism and relieve fatigue. 38D HIGH-DENSITY MEMORY FOAM - BedStory memory foam bed topper made of 38D high-density memory foam has better resilience than other traditional memory foam and is suitable for people of different weights. It can be used for a long time without sinking and tearing.