Waterproof construction prevents liquid leakage and reduces odor diffusion. The shell has been treated to be wearresistant and easy to clean, making it suitable for storing various types of garbage. In addition to a trash can, it also serves as a storage box for car supplies such as tools, wet snacks, and more, flexibly increasing the storage capacity inside the car. The unique hanging design allows the trash can to be easily fixed to the back seat. Installation is completed in seconds without the need for tools. With a capacity of up to 15 liters, it meets the needs of longdistance travel or family gatherings. The foldable design allows it to be stored flat when not in use, occupying minimal space. Use scenarios: Long road trips or family gatherings: keep the interior tidy by collecting waste in a dedicated, easily accessible container. Road trips or daily use: use as a storage box to hold tools, snacks, and other small items, freeing up seat and floor space. Daily commuting: quick, tool attachment to the back seat provides convenient waste collection and extra storage without clutter.