wool silk blend 2 10.5nm (wool 50% silk 50%: shingle: 100gm Yarns WOOL BLEND KNIT LAYER WITH SILK BACK NOTES FROM THE BLUE ROOM Does Woolworths Sell Knitting Wool at Joseph Heil blog Merino Wool Silk Blend Cardigan Sweater Madewell. The Notes From The Blue Room Wool Blend Knit Layer With Silk Back is a handcrafted silhouette, carefully designed by our in house artisans. A transeasonal essential reimagined, this merino wool cardigan features a relaxed fit that falls into a longline hem. Complete with a printed silk back panel, this wearable artwork is finished with pocket functionality, delicate blouson sleeves and intricately applied crystal embellishments.