1 × 21 cm` (Wait, the source says `6 × 21 × 21 cm`, I will keep that).
*Final check on the prompt:* "Return only the translated text with no preamble, explanation, tags, or surrounding quotes." (Meaning no `` tags in the output).
*Wait, looking at the source again:*
It is a used vintage product. The item is in good condition and shows signs of wear appropriate for its age. These are small scratches or stains, which can be seen in the photos.
This item comes from a retailer's inventory. The statutory right of withdrawal applies.