The gel color filter is usually used to create lighting effects and color correction. Widely used in LED lights in photo studios, parties, and DJ lighting. At the same time, this filter is also a good DIY accessory, which can be used to make shelf pads, memory albums scrapbooks, and various other art projects, etc. Dimension: 40x50cm / 15.75x19.69 inch(LxW); Thickness: 0.05mm / 0.002 inch; Temperature Resistance: Below 140 Degrees Fahrenheit / 60 Degrees Celsius The film sheet is made of polyester film, lightweight has a high light transmission, and steady color temperature. It can also be cut to meet the size or shape you want. Use a gel holder or clamp the gel color filter on the edge of the barn door, and keep it away from heat sources. It can be used in a single color or a combination of multiple colors. The temperature resistance is 140 Degrees Fahrenheit / 60 Degrees Celsius, please do not attach the gel filter to the lamp, otherwise, it may melt. ASIN B0F6Y3F317 Brand MECCANIXITY Color Brown Unit Count 4.0 Count Manufacturer MECCANIXITY Manufacturer Part Number mea250308ee001881