Method 1:
1. Pass the backpack strap through the second hole of the adjusting buckle.
2. After threading the second hole, thread the buckle belt through the third hole.
3. Finally, it can be fastened by going through the first hole reversely, which is very firm and will not fall off at will.
Method 2:
1. First, it is best to pass through the second hole of the adjusting buckle and take out enough length.
2. It can pass through the first hole, and it is very convenient to adjust the tightness.
The above are two ways to adjust the length of Nike messenger bag, which I hope will help you.