Bonjour, J’ai un devoir en anglais et je dois présenter dans les détails ce poster serait il possible de m’aider svp

This poster shows a woman wearing a blue dress with white stars holding a white envelope that she is going to put in the box. Next to her are two children, a girl wearing a white t-shirt with red stars and a red skirt and a little boy wearing the same t-shirt and red shorts