8�� Twin Mattress Medium Memory Foam Mattress in a Box. twin mattress provide a breathable and moisture-absorbent surface to keep you cool throughout the night. The twin mattress provides a comfortable night’s sleep for all adult and teen sleepers. In addition, mattresses take quality control very seriously and each material is tested thousands of times to ensure its durability and quality. Furthermore, offers a 10-year warranty to our customers. To enhance the quality of your sleep, choose a the mattress! ��Pressure Relief��: Twin mattress features designer memory foam for pressure and back pain relief. ��Three-Layer Foam��: The Adult mattress consists of three layers of foam for optimal coziness, cooling, and support. ��Body Conforming��: This resilient foam mattress perfectly absorbs body movement while conforming to the body’s curves to provide proper spinal support and pressure relief. ��Breathable Surface��: mattress provides a breathable and moisture-absorbent surface to keep you cool throughout the night. ��Quality Control��: mattresses take quality control very seriously and each material is tested thousands of times to ensure its durability and quality. ��Shape Recovery��: It is recommended that your new mattress return to its original soft shape and dissipate odors within 72 hours.