A pitch powered by a smart DIY, 3D‑printed idea! 💡 #DragonsDen #Entrepreneur #Business #EcoFriendly #RecyclableTech An entrepreneur enters the Den hoping for investment, presenting a concept built around kids’ headphones that can be assembled, repaired, and recycled. Aspiring entrepreneurs have one chance to make their dreams come true when they pitch their business idea to five multimillionaire investors. It’s make or break time.