Artificial snow, a plastic hairbrush and a non-spill baby beaker: How do you turn an idea into a successful business? Three entrepreneurs discuss with Evan Davis the process of designing a product and getting it onto the market. How do you finance the project and what's the best way to protect your design from copycats? We'll hear how one inventor risked everything in a legal battle against a company that stole her design. And discover how to create more than 200 types of fake snow.

Guests:
Shaun Pulfrey, Founder and CEO, Tangle Teezer

Mandy Haberman, Founder, Haberman Products

Darcey Crownshaw, Founder and MD, Snow Business

Producer: Sally Abrahams.