Design
Bleed, trim, and safe zones explained for first-time designers
Every commercial print job has three invisible lines: trim, bleed, and safe. Mess up any of them and your print job comes back wrong. Here is what each line is and how to set up your file.
Trim line The trim line is where the cutter will (try to) slice your sheet into individual pieces. On a 3.5" x 2" business card, the trim line is a 3.5" x 2" rectangle.
Bleed line (outside the trim by 0.125") The bleed line extends 1/8 inch beyond the trim on all sides. So your 3.5" x 2" card's bleed area runs from 3.75" x 2.25". Anything that touches the edge of the final card — backgrounds, colors, photos that go edge-to-edge — must extend all the way to the bleed line.
Why: the cutter can be off by up to 1/16" per cut. Without bleed, a slightly-off cut shows a thin white strip of unprinted paper.
Safe line (inside the trim by 0.125") The safe line is 1/8 inch INSIDE the trim. On a 3.5" x 2" card, the safe area is 3.25" x 1.75". Everything critical (text, logo, contact info) must stay inside this safe area.
Why: same cutter tolerance applies inward. If your phone number sits 0.05" from the edge, an off cut could shave the last digit.
Visualizing it on a 3.5" x 2" card
```
Bleed (green dashed) ←— extends 0.125" past trim on all sides
┌─────────────────────────┐ 3.75" x 2.25"
│ ╔═══════════════════╗ │
│ ║ ┌───────────┐ ║ │ ← Trim (red) 3.5" x 2"
│ ║ │ │ ║ │ ← Safe (blue dashed) 3.25" x 1.75"
│ ║ │ TEXT │ ║ │ Keep text + logo INSIDE blue
│ ║ └───────────┘ ║ │
│ ╚═══════════════════╝ │
└─────────────────────────┘
```