The video shows a close-up of a baby's face as it sucks on its thumb. The baby is wearing a green onesie with a snowman and snowflakes on it. The baby's eyes are closed, and it appears to be content and relaxed. The baby's skin is soft and pink, and its thumb is small and chubby. The baby's mouth is slightly open as it sucks on the thumb, and its cheeks are slightly puffed out. The background is blurred, but it seems to be a domestic setting.