A method for manufacturing a lighting device (100), the method comprising the steps of providing (S1) a sheet of optically transmissive plastic material, forming (S2) a lighting device housing from the sheet of optically transmissive plastic material, such that the lighting device housing comprises a first portion (212) connected to a second portion (214) by a flexible connecting portion (202), folding (S3) the first (212) or second portion (214) about the flexible connecting portion (202) to enclose a light source (210) and driver electronics (206) within an enclosed region of the lighting device housing, and securing (S4) the first portion (212) to the second portion (214) such that the lighting device housing maintains the folded position.