Ump-9 sprays from Girls Frontline for CSS.

A pack of "10" Ump-9 sprays from Girls Frontline for Counter Strike: Source.
>The official character customization states that UMP9 is a T-Doll with a very sunny, upbeat personality that feels superior to others due to her UMP heritage, but she does have a strong will and a strong sense of team spirit. Most of her stupid actions and speeches are purely meant to get the attention of others.