Using this sweatshirt is as easy as just putting it on! It's suitable for casual wear, whether you're going out for a walk or just relaxing at home. When it comes to maintenance, you can simply toss it in the washing machine as it's machine - wash safe. Just follow the normal washing instructions on your machine. As for the color difference, don't be surprised if the actual sweatshirt looks a bit different from the preview image. This is due to lighting during the photo shoot or your monitor's display. Enjoy your unique personalized sweatshirt!