To use this tee, simply put it on and enjoy its comfort all day. It's great for casual wear, sports, or any activity. When it comes to washing, you can machine - wash it in cold water with like colors. Use a gentle cycle to keep the fabric and print in good condition. Don't bleach it as it may damage the print and the fabric. Tumble dry on low to prevent shrinkage. Iron on a low setting if needed. And remember, this tee is ideal for sublimation printing, so you can get creative and add your own designs to make it unique.