There's no difference between a fluffy egg and a skinny egg, a skinny egg is a fluffy egg, they are the same thing, only called differently. Puffy eggs, also known as leather eggs, changed eggs, gray eggs, etc., is a traditional Chinese flavor egg products, has been well received by the people's favorite.

The only difference is the appearance of the top, the loose eggs will have a little snowflake. Generally speaking, the egg is made from eggs, while the fluffy egg is made from duck eggs. The egg is a specialty of Henan Province, its egg white is transparent golden yellow, and the fragrant egg juice can be seen in one bite, which is also smooth and tender to eat. However, loose eggs are usually dark in color, and snowflake-like spots can be seen after peeling them.

Expanded Information:

While the flavor of peeled and fluffy eggs is quite good, it is important not to eat them too much in your daily life. The reason is that in the process of production, some yellow powder will be added, and after adding the yellow powder, it will make the changed eggs and loose eggs contain lead. Although many large companies now produce eggs that are basically lead-free, we can't rule out the possibility that they contain lead.

So, for the sake of your health, it's better to eat changed eggs and soft-boiled eggs in moderation.

Baidu Encyclopedia - Loose Eggs