''Designing Derby, our thoughts went back to the origins of upholstered furniture: saddlery. We wanted to use ancient details like the transition from hard to soft surfaces into the future. To create an object combining the qualities of craft with the qualities of series, we confronted our fascination for matteograssi's craftsmanship with industrial logic. The seam, being a crafted detail, connects and transforms hard and soft parts. The object receives its stability from the connection of two soft shells - this new form of construction simplifies production. The (inter-)play of hard and soft surfaces results from the logic of use - like the saddle, connecting human and object''