the mattress shop in trichy growell beds and furnitures trichy A pocketed spring mattress, also known as a pocket spring mattress or an encased coil mattress, is a type of mattress that utilizes individual coil springs wrapped in fabric pockets. Each coil operates independently of the others, providing targeted support to different areas of the body. he individual pocketed coils move independently, which means they can better contour to the body's shape and provide personalized support. This feature is especially beneficial for couples, as it reduces motion transfer. This means that when one person moves on the mattress, the movement is less likely to be felt by the other person