Twin Air Filter's design, high quality materials and superior construction deliver unbeatable performance and protection, designed to increase airflow while ensuring the highest level of protection from dirt and dust. Dual foam design: Coarse open-pore foam catches airborne dirt, grime and sand, fine open-pore inner foam acts as a second filter to trap the smallest particles while ensuring maximum air passage. Thick, flat foam, greaseless sealing ring ensures maximum contact with your air box, while acting as a breathable gasket for increased air passage. Fused outer and inner elements prevent dirt and grime from being lodged between layers while the exclusively formulated adhesive ensures glue seams will not break down. Fits: Honda Super XR250 97-04, XR250 Baja all, XR250R 87-06, XR400 96-06, XR600 87-02, XR650L 93-13. Fits: Honda Super XR250 97-04, XR250 Baja all, XR250R 87-06, XR400 96-06, XR600 87-02, XR650L 93-13.