Blue soft cotton 'Mathematics in Flamingo' shirt by SATANIC MILL. This handmade shirt has a semi tailored fit for a flattering look, with pink collar and cuff pattern inspired by some of the greatest mathematics. Suitable for business formal wear with an individual twist or dress down with jeans for an informal occasion. SATANIC MILL is a British company/brand, based in Macclesfield. With design like no other, inspiration is drawn from the world around us and every shirt is made by hand by highly trained seamstresses.