Translation of mittelgroß

Do you have a brochure (marketing materials in PDF format), which I could forward by email or which I could print out here? I want to create a new listing for my friends in Berlin. Thanks.
True, I forgot the 'I' when I have copied and pasted the entire text field. I assume it is the regular form, isn't it? However, the formal form in Spain is a little different to what we are using in Mexico.
I was very lazy, and I've preferred conversation in German... so that is why I do not learn English anymore, I sometimes chat with friends from London. see ya soon. Anja.