Check the listing for details. JJC Auto Open & Close Lens Cap Protector for Canon G1X Mark III Camera. Color: Black, Condition: New. Listed at 10.68 USD. Specially designed for Canon G1X Mark III camera. When the lens extends, the 3 leaves will automatically open. No need to remove the lens cap when shooting. When the lens retracts, the 3 leaves will automatically close. Help to protect your lens better, and make it away from dust, moisture and scratches like other lens caps. No vignetting will be caused with this lens cap on. You can mount a filter on your lens without detaching the lens cap. With this auto lens cap, you will never worry about misplacing or losing your lens cap any more. Product Highlights Specially designed for Canon G1X Mark III camera The 3 leaves of lens cap will open and close automatically No need to remove it when shooting Protect your lens away from dust, moisture and scratches No vignetting will be caused with this lens cap on This auto lens cap can be used with a filter Never worry about misplacing or losing your lens cap any more Compatible for Canon G1X Mark III