Berkley revolutionized fluorocarbon lines by altering the molecular structure of Vanish fluorocarbon to create a fishing line thats virtually invisible in the water. It is extra sensitive to detect bites, yet offers shock absorbency for fighting power after the hookset. Soft, low-memory formula casts easily, making it ideal for both spinning and casting reels. Vanish Bulk Spools Lb. Test Diameter (in.) Yards 6 0.009 2,000 8 0.01 2,000 10 0.011 2,000 12 0.012 2,000 14