Do you have a Windjammer® for the JZ J1?
For the JZ J1, we'd recommend a 45/100 LDM Foam, Single, with an accompanying 45/100 Windjammer.
Please note that the foam is required in order to use the 45/100 Windjammer®; the Windjammer alone is too big for this mic.
Relevant product information can be found here:
http://mymic.rycote.com/products/45_100-large-diaphragm-mic-foam/
http://mymic.rycote.com/products/45_100-windjammer-for-foam/