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% acrylic/15% 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 dyelots. 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.