Measure bare nails
Remove polish, gel or acrylic first so the width reflects your natural nail plate.
Find your fit · measurements in millimeters
Measure all ten natural nails before choosing S or M. A close fit should cover the nail plate without pressing into your skin.
01 · Measure

02 · Compare
Widths are listed in the order: thumb, index, middle, ring and pinky. Choose the row that matches the majority of your nails.
| Size | Thumb | Index | Middle | Ring | Pinky |
|---|---|---|---|---|---|
| SSlender to average nail beds | 15mm | 11mm | 12mm | 11mm | 9mm |
| MAverage to wider nail beds | 16mm | 12mm | 13mm | 12mm | 10mm |
Choose the larger size. It is easier to gently file the side edges of a slightly larger press-on than to make a small one fit.
Remove polish, gel or acrylic first so the width reflects your natural nail plate.
Do not assume matching fingers are identical from left to right.
Millimetres are a fit reference. Natural-nail curvature can change how a press-on sits.
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