A tried & true classic. Cascade Ecological Wool is a yarn that will create beautiful heritage garments that can be passed down to future generations. It is undyed & a wonderful value. Fiber Content: 100% Undyed Peruvian Wool Weight: Bulky Gauge: 3.5-4 stitches per 1" on US 9-10 (5.5-6mm) needles Weight/ Yardage: 250g/ 478 yards Care: Hand wash, lay flat to dry Country of Origin: Peru