What's the use of the property in the famine chest?

What's the use of the property in the famine chest? When making a box, there is an arrow below to change the skin. Here's how to make it.

Tools/raw materials:

Lenovo GeekPro2020

Windows 10

Famine 1.47

1, enter the online version of Famine, click to start the game, and remember that you must not choose offline games, so that you can start collecting items and see your clothes and personality.

2. Click on the project collection.

3. Choose a treasure chest.

4. Each character in the treasure chest will have a progress bar showing each character's clothing collection.

5. The attributes in Jubaoge can be changed into skins.