Production cost of these balls is very less, and the balls are eco-friendly. It can be said that each ball can be made only of 2-4 Rs according to its size.Price of ball/bubble is depend on the material which is going to packed inside. No material left in the water balls and if at all anyone does not consume it then the outer material can easily be degraded naturally. May very much useful for packaging of liquid drugs for small kids.Marketing of this product in the country like India is very important as the acceptance of new products in India takes a lot of time and money. Youth can then be...