Very important: When you start using the release film, please lay the release film flat on the table with the blue protective film facing up. Slowly tear the blue protective film upward, and the transparent release film is always flat on the table. You can also refer to the video above the product master diagram. Please tear the blue protective film in this way, otherwise it is easy to leave a on the release film. Tips: If you are not sure about the size of the release film, you can measure the external size of the resin tank, generally the release film is larger than the external size of the tank. After installation, you can cut off the extra edge. Features: This release film has more characteristics, making 3D printing easier, light release force zero pull film sound to achieve high-quality printing, not only greatly improve the printing rate, but also completely avoid printing failure! Specification: 200x300mm Thickness: 0.3mm note: The physical delivery comes with a layer of blue film.Please note that the physical slightly color difference or difference, does not affect the use, please do not just mind, thank you! Material: ACF colour: As Shown Package Contents: 1 x ACF Film Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.