For London Design Festival 2025, bag and accessories brand Tsatsas hosts an exhibition and pop-up shop at furniture designer Vitsœ's showroom.

The exhibition explores the history of the 931 bag, originally designed in 1963 by Dieter Rams for his wife and produced by Tsatsas in 2018.

The showcase explores the materiality behind the bag and its production process, which takes place at a leather goods workshop in Frankfurt, Germany.

In residence at Vitsœ: Tsatsas and the 931 bag, designed by Dieter Rams takes place from 12 to 27 September 2025 at Vitsœ, 21 Marylebone Lane, London W1U 2NG, UK.