LessBag is an innovative product that is designed for Supermarkets to reduce their consumption of plastic bags. It's a special kind of bag dispenser, which will be mounted near each cash register in the market. LessBag will calculate how many plastic bag required for a shopping, then it will roll that many bags for you. With this way markets will increase their profits and nature will be protected from the plastic which is an "hard to dissolve" material for nature.