The Ortho Support 5000 is a two sided mattress that you can flip to refresh as needed. The orthopedic design of this plush mattress provides enhanced strength and support for a comfortable, long-lasting sleep surface. Tempered steel Bonnell coils lie at the core of this mattress, effectively absorbing movement with their classic hourglass shape. Layers of resilient plush foam cradle your body in comfort. Incorporated in the beautiful stretch-knit cover, bamboo is known for its hypoallergenic and antimicrobial properties, ensuring safe, clean, and healthy bedding for you and your family. If you seek a high-quality innerspring mattress at a value price, this mattress is for you. This Pillow Top model is good for a back or side sleeper.