Bathroom accessories Boxes, chests and organizers Alessi "Birillo" Dispenser Disks It has been designed by Piero Lissoni and is part of the family bathroom objects "Birillo". The main features of this project reside in the balance between its minimalist form and materials used. The whole collection has a rectangular shape and essential, minimalist, very meticulous in the details, like rounded edges. Thus the objects are simple but not trivial.