To use this Plein Air Pullover pattern, first download the PDF. Print it out if you prefer a physical copy. Decide on the yoke style you want - colorworked or lace, or create your own. Follow the step - by - step instructions in the pattern to start knitting. When knitting, make sure to keep your tension consistent for an even finish. As for maintenance, once your sweater is done, hand - wash it in cool water with a gentle detergent. Lay it flat to dry to prevent stretching. Avoid hanging it as it might lose its shape.