Mary Maxim-Northern Woods Yarn. This medium weight yarn is perfect for all knit and crochet projects! Weight Category: 4. Content: 80% polyester/20% acrylic. Putup: 3.5oz/100g; 219yd/200m. Gauge: 18sx24r = 4in/10cm on size US7/4.5mm knitting needles. Dyelotted: we try but are not always able to match dyelots. Care: Machine washable and dryable, do not iron, do not bleach, do not dry clean. Comes in a variety of colors. Each sold separately. Imported.