# How to Use and Manage Envelope Labels
### Create a label in Mailbox
Creating a label in **Mailbox** lets you apply it to any envelopes later.
1. Click the **New label** icon.
2. Enter a label name and save.
3. The label appears in the **Labels** section.
### Apply a label to envelopes
{% columns %}
{% column %}
1. Select one or more envelopes.
2. Click **Add labels to the envelope** and choose labels.
3. Pick one or more labels from the list.
{% endcolumn %}
{% column %}
{% endcolumn %}
{% endcolumns %}
### Create a label while labeling envelopes
1. Select one or more envelopes.
2. Click **Add labels to the envelope** icon.
3. Select an existing label, or click the **New label** icon.
4. Enter a name and save.
### Use a label to quickly filter envelopes
Click a label to show all envelopes with that label.
### Create or apply labels inside an envelope
1. Open an envelope.
2. Click the button, or select an existing label.
### Edit or delete a label
You can edit or delete labels by clicking  icon. Changes apply everywhere the label is used.
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