The product is a 1L gas sample bag air sampling bag with a sealing valve, available in 1, 5, or 10 pack sizes. This bag is designed for collecting gas samples and ensuring a secure seal to preserve the sample for testing or inspection. With a 1L capacity, it offers ample space for collecting a substantial amount of gas for analysis. The sealing valve provides convenience for filling and emptying the bag, making it a practical tool for professionals in various industries who require precise measurements of air quality or gas composition.