"Hylla" modular wall system with uprights. "Hylla" wall-mounted shelving system, a Scandinavian product from the early 1960s, with the original trademark "The Ladder Shelf – BFB Hyllan," a design patented in 1951. The white-painted iron uprights interact with the wooden shelves, creating a light and graphic composition. A classic of Nordic modernism, appreciated for its formal rigor and timeless elegance.