To use this sweatshirt, simply put it on and enjoy its cozy warmth all day long. You can wear it casually at home, for a walk outside, or as a layer under your jacket. When it comes to maintenance, machine - wash it in cold water with like colors to keep the colors vivid and the fabric in good shape. Use a gentle cycle to prevent any damage to the heat - transfer design. Tumble dry on low to avoid shrinkage. Avoid using bleach as it might fade the graphic. If the sweatshirt gets wrinkled, you can iron it on a low - heat setting. Remember, since it's made to order, give it the 7 - 10 business days processing time before expecting to receive it.