Joopie
Schrijver
15 jan. 2026
Anyone walking through any given city sees them everywhere: quick, often illegible signatures on electrical boxes, lamp posts, and walls. In popular parlance, this is often dismissed as senseless scribbling, but within the graffiti subculture, the tag is the foundation of everything. Without a solid tag, a writer is nowhere. In this blog, we dive into the psychology and technique behind the 'simple' signature.
The tag as identity
A tag is more than a name; it is a logo. It is the most raw form of graffiti where everything revolves around flow and letter structure. In a matter of seconds, a writer must leave behind their identity. To an outsider, it might seem random, but the trained eye immediately sees whether a tag was placed by a beginner (a 'toy') or a seasoned veteran. The balance between the letters, the angle at which they stand, and the way the ink or paint reacts to the surface tells the whole story.
Hesre tag with spray can & Canser tag with marker. Source: Google images & Instagram.
From marker to spray can: The tools
Executing a perfect tag requires thousands of hours of practice. Many writers start with a marker on paper in their blackbook, but on the street, the tools vary enormously:
- Markers & mops: For smooth surfaces, professionals often choose a mop or a wide graffiti marker. These leave behind deep, fluid ink trails that are often difficult to remove.
- The spray can: Although many think of markers when it comes to tags, the spray can is at least as important. With the right cap, you can vary from paper-thin lines to thick, dripping letters.
- DIY: The truly creative go one step further. There is an entire subculture around making your own ink and markers.
The One-liner
One of the most respected forms of the tag is the one-liner. As the name suggests, the tag is placed in one fluid motion without the marker or spray can leaving the surface. This requires immense motor control and a deep understanding of how to creatively connect letters like 'J', 'OO', ‘P’, ‘I’, or 'E'. It is the ultimate test of can control and creativity.
Oneliner tag by Gorey. Source: Google images
Why the tag survives
Despite the rise of massive murals and complex pieces, the tag remains the most vital form of graffiti. It is fast, bold, and ubiquitous. It is the way a writer becomes 'All City': by simply leaving your name everywhere, whether that is with a specially mixed ink or a classic spray can.
Pro tip: Are you working on perfecting your flow? Don't forget that good equipment is half the battle. A marker that stutters or a spray can that clogs up will ruin your entire tag.
Source header photo: Straatpoëzie