One of their most notable collaborations was with Paf Studio, an Italian lighting company, where they designed a range of iconic lamps that combined contemporary forms with technical precision. Their designs often explored minimalist structures while maintaining a strong emphasis on usability and high-quality materials.

Colombo and Barbaglia gained international recognition for their refined approach to industrial design, with pieces that have stood the test of time in both residential and commercial spaces. Their legacy remains in the realm of Italian modern design, where their work continues to be appreciated for its timeless appeal.