UsEful Backpacks Mod will add 3 new backpacks small for light campaigns, medium and large for long trips. In them you can store objects, blocks and other resources, it is convenient to explore the mines with a backpack, roam the jungle and go long distances from the house for resource production, having a backpack there is no need to constantly return to the house to leave the found resources in chests.
How to install uceful backpacks
Install Minecraft Forge
Download useful backpacks