When you just need enough of that certain color to finish crafting projects, DIYarn is the perfect option. The 30 gram balls are the perfect size for little hands to learn to knit, crochet or craft. Weight category: 4. Content: 100% acrylic. Putup: 1.05oz/30g, 65yd/6m. Gauge: 16sx22r = 4in/10cm on size US8/5mm knitting needles. Suggested crochet hook size US J/6mm. Dyelotted: we try but are not always able to match dyelots. Care: Machine wash, machine dry. Comes in a variety of colors. Each sold separately. Imported.