Premium acrylic organic material (3mm thickness), printed on the front side, white on the reverse side. Built-in magnetic stripe, professional and resonant while being clapped, produce loud and clear clap sound. Computer-Engraved lettering, Chinease-English version, beautiful and stable, can open up to 180 degrees. Designed to be used with dry erase markers, easy to be written or cleaned. Great for film, TV plays, live, advertisement, video production, camera photography ect. Specification: Material: Acrylic+Wood Size: 30x25 cm/11.8x9.8 inch Package Includes: 1 Piece Film Clapboard Note: Please allow a slightly errors due to manual measurement. Due to the difference between different monitors,the picture may not reflect the actual color of the item. Thanks for your understanding and attention, wish you a pleasant shopping experience!