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[Home](./index.md) &gt; [bitburner](./bitburner.md) &gt; [Sleeve](./bitburner.sleeve.md) &gt; [purchaseSleeveAug](./bitburner.sleeve.purchasesleeveaug.md)

## Sleeve.purchaseSleeveAug() method

If you are not in BitNode-10, then you must have Source-File 10 in order to use this function.

Return true if the aug was purchased and installed on the sleeve.

<b>Signature:</b>

```typescript
purchaseSleeveAug(sleeveNumber: number, augName: AugmentName): boolean;
```

## Parameters

|  Parameter | Type | Description |
|  --- | --- | --- |
|  sleeveNumber | number | Index of the sleeve to buy an aug for. |
|  augName | [AugmentName](./bitburner.augmentname.md) | Name of the aug to buy. Must be an exact match. |

<b>Returns:</b>

boolean

True if the aug was purchased and installed on the sleeve, false otherwise.

## Remarks

RAM cost: 4 GB