Berkley Trilene Fluorocarbon Ice 3Lb PS 75Y Clr TFIPS3-15 A specially designed 100 percent fluorocarbon formula for ice fishing. Thinner diameter and supple to stay flexible in cold weather conditions. Low stretch formula for greater sensitivity and solid hooksets Thinner diameter for better lure control Ultimate Invisibility ? The invisible fluorocarbon. Similar refractive index as water so fish can't see it Excellent Manageability ? Lower memory for superior handling Packaging Pony Spools Length 75yd : 68m Color Clear Break Strength 3lb : 1.3kg Diameter 0.007in : 0.17mm