To use this Howitzer hoodie, simply put it on and enjoy its softness and comfort. When it gets dirty, throw it in the washing machine on a cold cycle. Avoid using hot water as it might cause a bit of shrinkage, though this hoodie has less than 5% shrinkage. After washing, you can tumble dry it on low. For long - lasting use, try not to wear it during extremely rough activities that could damage the seams. This way, your hoodie will stay in great shape for a long time.