Buying a good, quality welding cap might cost $10 or more. Making a welding cap instead by hand will save money and it is sure to be the right fit. Patternreview.com has a wide selection of sewing patterns available in a searchable database. There is a free welding cap pattern at the website http://sewing.patternreview.com/. There is a search bar on the left where inputting "WC-2" will pull up .