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 . 

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