How to use jerseys
You can use the player detail screen to dress your players in your jerseys. On the player detail screen, select the jersey you want to wear and press the add button. You can remove the jersey from the player by pressing the remove button in the same screen.
When you transfer a player or sell it in the market, the items on it are automatically removed.
Jerseys provide an extra success rate in training. You can view the success rate on the detail screen of your jersey.