This sweater is crocheted with Lion Brand Wool-Ease yarn (medium weight), which is 20% wool and 80% acrylic. The pattern is available for sizes XS, S, M, L, XL, 2XL and 3XL.
The ribbing stitch is absolutely beautiful. Something to keep in mind for other projects as well.
You can find the free crochet pattern of the High Line Sweater on the website of 1 Dog Woof.