袋に穴設計された理由は空気流通のためです。穴がないと、袋の口を一旦閉め

袋に穴設計された理由は空気流通のためです。
穴がないと、袋の口を一旦閉めると、その中の空気が外に出られなく、
ストレスかかるときに袋破れる可能性が高いです。
一方で、穴さえあれば、袋の口を閉めても、中の空気が穴から出てきます。
尚、ご希望の梱包図面を添付しましたので、

Results (English) 1:

Bags designed for hole is because air circulation.Close the mouth of the bag once and there are no holes, and, couldn't get out of airWhen stress takes bags is most likely broken.On the other hand the hole even if the bag closed and air comes out from the hole.The attached packing drawing wish so

Results (English) 2:

Reason for the hole designed bag is for air circulation.
If there is no hole, once close the mouth of the bag, the air in it is not go out,
it is likely to be torn bags when such stress.
On the other hand, if they have holes, and also close the mouth of the bag, the air inside will come out from the hole.
Since've attached the packing drawing of your choice,

Results (English) 3:

The reason why bag holes is designed for the air flow. And not to close the mouth of the bag, the bag may break when they take the stress in the air not to go out. On the other hand, even if the hole in the close the mouth of the bag, the air in the coming out of the hole. At the attached drawings of packing, so.