BASEL, Switzerland - Ciba Specialty Chemicals is complementing its range of pigments through the acquisition of the high-reflectance aluminum Metasheen® line from Wolstenholme International Ltd., Blackburn, U.K. The transaction includes the respective manufacturing facilities owned by Wolstenholme. The purchase price is CHF 45 million. The pigments will continue to be marketed under the Metasheen product name.