Salem Manhattan MattressA 10 inch thick medium firm mattress made with Rebonded Foam, an eco friendly and environmentally conscious product. With Theraposture Salem spring system specifically designed to support the head, neck, and spine. With lightweight pocketed spring in smaller diameter encased in individual soft fabric. Treated with Silver fresh, protection against all harmful microorganisms. Anti bacterial, anti dustmites, anti fungi and sanitized fabric treatments.