# jpegoptim > Optimise JPEG images. > More information: . - Optimise a set of JPEG images, retaining all associated data: `jpegoptim {{image1.jpeg}} {{image2.jpeg}} {{imageN.jpeg}}` - Optimise JPEG images, stripping all non-essential data: `jpegoptim --strip-all {{image1.jpeg}} {{image2.jpeg}} {{imageN.jpeg}}` - Force the output images to be progressive: `jpegoptim --all-progressive {{image1.jpeg}} {{image2.jpeg}} {{imageN.jpeg}}` - Force the output images to have a fixed maximum filesize: `jpegoptim --size={{250k}} {{image1.jpeg}} {{image2.jpeg}} {{imageN.jpeg}}`