Kase K150P Magnetic Circular Polarizer Filter - 150mm Clip-On Filters At the top they have

At the top they have top-flap that secures with two simple press-studs

2 x Sets of Film Drying Clips

When to Use a ND4 Filter

fingerprints

Wall Mountable

Kase K150P Magnetic Circular Polarizer Filter - 150mm Clip-On Filters At the top they haveKase K150P Magnetic Circular Polarizer Filter 150mm Key Features Circular Polarizer Filter For Kase 150P Filter Holder Helps Eliminate Reflections and Glare Reduces Haze in Landscapes Improves Color and Tonal Saturation 150mm Diameter x 1. 5mm Thick Optical Glass Magnetic Metal Filter Ring Leatherette Case with Magnetic Closure This Kase KP150 Magnetic Circular Polarizer Filter 150mm helps reduce reflections and glare by filtering out light that has