In the video, a person is seen holding a clear glass jar filled with a rainbow-colored slime. The slime has a smooth and glossy texture, and the colors transition from red at the top to purple at the bottom. The person's nails are painted pink, and they are using their fingers to stretch and pull the slime out of the jar, demonstrating its elasticity and gooey texture. The background is plain and white, which makes the vibrant colors of the slime stand out.