Spot 1 difference 🎒

What are the differences between backpacks? If you can find one, you will succeed in the challenge. This question seems to be a bit difficult, and only 1% of people can succeed in the challenge. If you can find the answer, please write it in the comment area and compete with others.#findthedifference #spotthedifferencegam #spotthedifference #puzzle #findthedifference1000levelsiosgameplay #braingames