Red Heart Boutique Boulevard Yarn. The unique construction of this yarn allows Boulevard to be super bulky but lightweight. Fun for quick knit and crochet and easy arm-knitting projects. Weight category: 6. Content: 73% acrylic/16% nylon/11% wool. Putup: 4oz/113g, 59yd/53m. Knit gauge: 5s x 8r = 4in/10cm on US19/15mm needles. Crochet gauge: 4sc x 4r = 4in/10cm with Q/16mm hook. Care: Machine wash delicate cycle, tumble dry, do not bleach, do not iron, dryclean with P solvents only. Dyelotted: we try but are not always able to match dyelots. Imported.