The Zacuto Universal Donut is designed to attache onto the 105mm matte box or Petroff matte box donut. It attaches with hook and loop, and stretches to fit to any lens from approximately 40 - 85mm with an expanding elastic opening.
WARNING: This product may expose you to chemicals which are known to the State of California to cause cancer. For more information go to www.P65Warnings.ca.gov
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