K&F Concept 3-in-1 Magnetic Filter MCUV+CPL+ND1000 with Storage Bag
3 pieces magnetic lens filter set：Magnetic lens filter MCUV+CPL+ND1000 + magnetic attachment ring + 4-piece storage bag
Feature：Quick loading and unloading, Save shooting time
Powerful magnet：The filters ND, CPL, LP etc are all magnetic and just snap onto the UV filter. This means you can change a filter in a matter of seconds.
Magnetic absorption circular filter The two parts then connect securely when they are held close together and can be separated just by pulling them apart. The system removes the part of the attaching-a-filter process where the filter is screwed onto the front of the lens.
The magnets are very strong and polarized, so you can only put them on the correct way. Don’t worried about the filters coming off as the magnetic grip is very strong.