【Versatile Modular Matte Box】 NEEWER PG002 Matte Box is perfect for compact mirrorless cameras and DSLR cameras, compatible with Sony A7R IV A7R V A7S III Canon R6 II R6 R5. It can avoid glare and lens flare and improve exposure control by blocking excessive sunlight and other light sources | 【Fits 5 Sizes of Circular Lenses】 A built in ø95mm standard ring allows direct use of ø92.5mm round filters, or can be used with four lens ring adapters to connect CPL, ND, GND, UV or effects filters in diameters of ø67, ø72, ø77 and ø82mm. No dark corners when shooting at a 15mm focal length. The spring loaded buckle enables secure installation and quick lens ring adapter removal | 【Two Stackable Filter Trays】 Two filter trays fit 4" x 5.65" square rectangular filters (not included). Quickly stack these filter trays by sliding them into the bottom slots or remove them by pushing the release quick buttons. Filters (sold separately) can be secured by the filter tray screw knobs and protected by rubber pads. Compatible with K&F NISI TIFFEN square filters | 【180° Adjustable Top Flag】 Tilt the top flag at 180° to block excessive light and prevent lens flare. Fold down the flag to cover the front filter and protect the lens. The top flag lock firmly secures the flag in place. And the thumb screw allows you to adjust the flag back and forth to accommodate 1 or 2 filter trays for perfect light blockage | 【Compact & Lightweight】 Measuring 7.4" x 5.4" x 2.3" (189 x 137 x 58mm) and weighing 4.9oz (140g), the carbon fiber top flag and PC + ABS matte box are durable and portable for outdoor shooting. The base features a 1/4" thread with locating holes for accessory mounting