- Universal cloth donut for non-standard lens diameters
- Thumb loops allow for easy stretching and positioning over lens
- The outer ring is 143mm in diameter and is compatible with other standard matteboxes
- Weight: 136g / 0.3lbs
- Dimensions: 25.4 x 152.4 x 152.4 mm / 1 x 6 x 6"
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