Countless weeks, numerous sleepless nights, around a hundred failed attempts and a lot of invested capital later, a prototype was born in their garage that met all the requirements. Putback, as the system is called, is based on a very simple idea, like many ingenious inventions. The packaging, made of fireproof cardboard, contains an extendable ashtray that can hold more than ten butts. Says Alex Zaugg: "Thanks to our invention, everyone who buys a pack of cigarettes automatically has an ashtray with them. They can stow the butts after smoking and throw them in the nearest waste garbage can.