Uma has introduced new colorways and creative collaborations for its T4 series.The T4 collection is a modular seating system with a silhouette inspired by lava lamps, London buses, and '90s television sets.The brand showcased the updated T4 collection at Milan Design Week 2025, featuring new colorways and a collaboration with Parisian label CAHU.Uma also introduced the Phantom Side Table, a collaboration with designer Burak Koçak, and launched new colorways for the CAHU x Uma collaboration.