CAMTREE Matte Box w adjustable height 15mm Rod Clamp built in 4x4 FIlter Frame Holders WELL CRAFTED CAMERA SUN SHADE MATTE BOX with outer diameter of 105mm to accommodate multiple lens sizes. FRENCH FLAG and SIDE BARN DOORS with dual pivot mechanism offer height adjustment One 4 x 4 non-rotating built in Filter Holder with removable locking tray is perfect for a square filter Removable / Adjustable Metal Top and Side Flags.