RED HEART-Reflective Yarn. This bulky weight yarn offers a super soft hand that reflects light. Perfect for all knit and crochet projects. Weight category: 5. Content: 85-percent acrylic/15-percent polyester. Put-up: 3.5oz/100g 88 yd./80m. Gauge: 14sx18r = 4in/10cm on size US10/6mm knitting needles. Suggested crocket hook size J10/6mm. Dyelotted: we try but are not always able to match dye lots. Care: Machine wash tumble dry do not bleach do not iron dry cleaner safe using P solvents. Comes in a variety of colors. Each sold separately. Imported.