Never crashed just kept in my camera bag for the odd shot. The Polar pro filters allow for better video quality in certain conditions adjusting shutter speed etc. They were quite expensive and are high quality.The item "DJI Spark Camera Drone 3 Batteries, Charger, Case And Polar Pro Filters" is in sale since Friday, May 1, 2020. This item is in the category "Cameras & Photography\Camera Drones". The seller is "mattbough1" and is located in Walsall. This item can be shipped to United Kingdom.