Each item in Minecraft has a unique ID assigned to it, known as an item ID, this can be used in commands to spawn the item into the game. The item ID for shield in Minecraft is shown below:
Items from earlier versions of Minecraft were assigned a numerical ID - a unique number to represent it.
The numerical ID for Shield is:
The Shield item can be spawned in Minecraft with the below command. Cheats must be enabled before this will work.
A shield in Minecraft can be crafted using 6 wooden planks and 1 iron ingot. It can be equipped in your off-hand to provide extra defence.