Cascade Whirligig yarn  60% Superwash Merino Wool 20% Nylon 20% acrylic.  200 grams 546 yards.  US size 5-6 needle.  22-24 stitches = 4".  Machine Wash Tumble Dry. Beautiful Self Striping yarn.  A great supersoft yarn with lots of yardage to do your project.  Lots of great color combinations.