Identify the unfair aspect with respect to the sentence extracted from an online Terms of Service:
```
11.2 the products contain or embody copyrighted material , proprietary material or other intellectual property of headspace or its licensors . 

```
. OPTIONS: ['Jurisdiction' 'Choice of law' 'Contract by using' 'Content removal'
 'Limitation of liability' 'Unilateral change' 'Unilateral termination'
 'None' 'Arbitration'].