The file 'USB-A Male Flexible Dust Cap 3D Printer Model' is (STL) file type, size is 4.7KB.
A dust cap in NinjaFlex for male USB-A connectors as commonly found on standard USB cables and thumb drives and other peripherals.
For a cap that is held captive on the USB cable see https://www.thingiverse.com/thing:3498040
USB-Cap.STL | 25.7KB |