It's in a black metal frame, the same one it's been in since I bought it originally in the 1990's.
Descriptions about this series of prints (and Ty Wilson's work in general) can be found online. Just search for "ty wilson tango serigraph", and look for links to sites like www.invaluable.com or www.worthpoint.com.
I can get more accurate measurements an/or a picture with better lighting if requested.