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Tattoo Size by Placement
Size is the single biggest factor in whether a design still reads after it heals. These are the ranges artists use in practice.
Quick answer: Match size to detail: finger 1–2 cm (outline only), inner wrist 4–6 cm, forearm 8–12 cm, upper arm or calf 12–18 cm, shoulder blade 15–25 cm, back 20–35 cm (full detail). Below 5 cm, cut interior lines by half or they merge as the skin heals.
The chart
| Placement | Width | Detail that survives | Watch out for |
|---|
| Finger | 1–2 cm | Outline only | Lines merge below 0.25 mm |
| Inner wrist | 4–6 cm | Contour, minimal interior | Curved — edges distort |
| Forearm | 8–12 cm | Contour plus some interior | The easiest placement |
| Upper arm | 12–18 cm | Full contour, some texture | Good for portraits |
| Calf | 12–18 cm | Full contour | Muscle shape changes with flexing |
| Shoulder blade | 15–25 cm | Everything the photo has | Flat and forgiving |
| Back | 20–35 cm | Full detail with background | Plan multiple sessions |
Why small designs lose detail
Below about 5 cm, lines have to be at least 0.25 mm apart or they merge as the skin heals. A photo with fur, eyelashes, or texture has thousands of edges — at small sizes they collapse into a blob.
If the design has more than about 30 distinct lines, it needs to be at least 8 cm wide.
How to test a size before the appointment
- Print the design at the size you are considering.
- Cut it out and tape it to the placement.
- Look at it in a mirror from a metre away.
- If it reads at that distance, the size is right.
Placement and pain, briefly
Ribs, sternum, hands, feet, and the inside of the elbow hurt most. Outer forearm, upper arm, and calf are the easiest. Size decisions often get made by pain tolerance rather than design.
Generate a design at your size
Frequently asked
How big should a tattoo be?
Between 4 cm for an outline-only piece and 35 cm for full detail. Match the size to the amount of detail rather than to the placement alone.
What is the smallest a tattoo can be?
Around 1 cm for a simple shape. Below that, lines merge as the skin heals.
Does placement affect how a design ages?
Yes. Hands, feet, and sun-exposed areas fade fastest; back, thigh, and upper arm hold detail longest.