Poesia glass series. These impressive glass vessels are a true poem in all their variations: their noticeable faceting in the form of numerous checks refracts the light into a beautiful sparkle. The eye for beauty in simplicity is underlined by the delicate, sensual colours, which however always demonstrate transparency. Leonardo manufactures both the vase and the lantern of this glass series by hand from a special glass mixture, so that each piece with its artisan variations is unique. Poesia Vase. Leonardo is not satisfied with just one shape of flower vase: While the low vases appear rather bulbous in shape, the larger flower vases impress with their sensual amphora shape.