In the video, a person is seen using a green vegetable slicer to cut a cucumber into thin slices. The person is wearing a white chef's uniform and is standing in a kitchen. The cucumber is being sliced on a wooden cutting board. The person is using a knife to cut the cucumber and then using the slicer to create thin slices. The slicer is made of plastic and has a handle on the top. The person is slicing the cucumber with precision and care, ensuring that each slice is uniform in thickness. The video is shot from a top-down perspective, allowing the viewer to see the entire process of slicing the cucumber.