Earlier days mattress construction was purely using cotton and coir. there are lot of drawbacks using these materials which affects sleeping and the health of the person.
The Main advantage of using Pocketed Spring Units is because of its hallowness in its design, lot of air circulaion is possible from the bottom side of the sleeping posture which keeps you healthy and sleeping without any sweating in the body at the mattress contact points, this will ensure you a sweatless sleeping throughout the night and throughout all seasons.