product is available in two sizes that can combine into endless compositions, one with four balls and another with six. in contrast to the intangible appearance of the glass, the central body maintains a sense of functional rigor. the meticulous design development has simplified its shape into a cylinder, whose internal components are stacked and self-locking, without the need for screws. the double-sided LED bulb, specially-produced for this fixture, allows for downward and upward lighting.