minecraft:bundle

minecraft:bundle in the game have a closed dark menu for finding items in them. Putting an item in minecraft:bundle I can't see its location and the number of items that are in the bags. I can put in and take out items from minecraft:bundle but I can't see the contents of minecraft:bundle 

1. /give (player) minecraft:bundle 
2. Put one or more items   and we can't see the content minecraft:bundle