CamDive&reg; 67mm to 67mm Flip adapter for Underwater camera housings with CamDive&reg; Red diving filter(67mm) 67mm to 67mm Flip adapter for Underwater housings that have a 67mm thread Made out of high grade durable aluminium For use with 67mm: Wet lens, macro lens, wide angle correctional lens, filters etc. For use with 67mm: Wet lens, macro lens, wide angle correctional lens, filters etc. For use with 67mm: Wet lens, macro lens, wide angle correctional lens, filters etc.