Pocket spring bed for sale king size in woraiyur growell beds and furniture A Zero Disturbance Pocket Spring Mattress is designed to minimize motion transfer, providing an undisturbed sleep experience, especially for couples or individuals sharing the bed The mattress likely features individually encased pocket springs. These springs are each housed in fabric pockets, allowing them to move independently of one another. This construction helps to isolate motion, so when one person moves on the bed, the motion doesn't transfer to the other side, reducing disturbances during sleep.