Organic (acrylic) material and non-wood produced, lightweight and easy to write or clean. English version, beautiful and stable. Digitally engraved with non-fading ink. Built-in magnetic strip, professional and resonant when tapped. Tapping strip, special design and powerful enough to prevent cracks. The clapper board is made of white acrylic and designed for use with whiteboard pens. A cost-effective production tool especially useful in synchronized audio production - regardless of whether it's for video, film, or DSLR with dual systems - the board comes with colorful tapping boards in standard size and has a writing area of 9.85 x 11.8 inches/25x30 cm. Specifications: Material: Built-in magnetic strip + organic (acrylic) material Dimension: 9.85 x 11.8 inches/25x30 cm Used for: Film, TV shows, Studio live, Advertising, Video etc. Writing method: Use a high-quality felt pen or chalk pen and erase after use. Note: Do not use a thick pen, otherwise it cannot be erased. Package content: 1x Film clapper board Only the above package content included, other products are not included. Note: Lighting and different screens may cause slight color differences from the actual product. The allowable measurement error is +/- 1-3 cm.