: You cannot open part .002 on its own. You must have all related parts (at least .001 and .002 ) in the same folder to extract the content.
: Use a tool like 7-Zip or PeaZip . Right-click on the first file (ending in .001 ) and select "Extract". Likely Content: Hunter 102 Spiderman Brief Swimwear Hunter 102 Spiderman Brief Swim.7z.002
Based on the file name, the archive likely contains images, designs, or sizing charts for Spider-Man themed swim briefs. : You cannot open part