Spun in a single ply of extra fine merino with a micron count approaching cashmere, Birch radiates softness. Knit solo or in combination for a luxurious, lofty fabric. Content: 100% Extra Fine Merino Wool Yardage: 262 yds / 50 Gm Hank Gauge: 26 - 28 sts = 4" Needle Size: US 4 (3.5mm) Care: Hand Wash, Cold Water / Lay Flat to Dry