# MaskPosition

Source: https://core.telegram.org/bots/api#maskposition

[Documentation index](../llms.txt)

This object describes the position on faces where a mask should be placed by default.

| Field | Type | Description |
| --- | --- | --- |
| point | String | The part of the face relative to which the mask should be placed. One of “forehead”, “eyes”, “mouth”, or “chin”. |
| x\_shift | Float | Shift by X-axis measured in widths of the mask scaled to the face size, from left to right. For example, choosing -1.0 will place mask just to the left of the default mask position. |
| y\_shift | Float | Shift by Y-axis measured in heights of the mask scaled to the face size, from top to bottom. For example, 1.0 will place the mask just below the default mask position. |
| scale | Float | Mask scaling coefficient. For example, 2.0 means double size. |