> ## Knowledge Base Index
> Fetch the complete knowledge base index at: https://help.kadolis.com/sitemap.xml
> Use this file to discover available pages before exploring further.
> Pure-Markdown content can be obtained by appending a '.md' suffix to the content URLs listed in the sitemap (without the trailing slash).

# Until what age should a Kadolis baby mattress be used?

This depends on the size of the mattress: the 60x120 cm format is generally suitable for up to 3 years, while the 70x140 cm can be used up to around 6 years.