Premier Yarns-Puzzle Yarn. Soft, washable, bulky weight acrylic in spectacular colors-that's Puzzle! Each ball is made with 4 coordinating colors that combine to create ever-changing, softly blended stripes. Weight category: 5. Content: 100% Acrylic. Premier Yarns-Puzzle Yarn. Soft, washable, bulky weight acrylic in spectacular colors-that's Puzzle! Each ball is made with 4 coordinating colors that combine to create ever-changing, softly blended stripes. Weight category: 5. Content: 100% Acrylic. Putup: 7oz/200g, 328yd/300m. Gauge: 15sx20r = 4in/10cm on size US10/6mm knitting needles. Suggested crochet hook size USJ/6mm. Dyelotted: we try but are not always able to match dyelots. Care: Machine wash, machine dry, iron, do not bleach, dry clean using P solvents. Comes in a variety of colors. Each sold separately. Imported.