Mark. the white spot. . matter. acrylic. . colours. black. . specificities. mid - length pipe for the white spot cigarette holder: only compatible with the white spot cigarette holder. mid - length model (4.5 cm). presence of the white dot famous to the brand. . dimensions. mid - length pipe for the white spot cigarette holder: length x width x thickness (cm). 4.5 x 1 x 0.5cm