Seiken Racing Brake Fluid BFR100 | 1LThe long awaited glycol based brake fluid. Seiken genuine brake fluid is a high quality, high performance non mineral oil brake fluid that complies with the JIS standard (except BFR), as well as meeting standards such as FMVSS and ISO. With boiling point performance exceeding JIS standard values, we prevent the phenomenon of vapor lock and protect car safety. Two major differences between glycol based and silicone based Glycol dissolves water.