SpiderWire Ultracast Ultimate Mono:Breakthrough strength-to-diameter co-polymer is 33% stronger than the average monoUnprecedented 15% stretch for incredible sensitivity and hook setting powerClear spoolLess weightLess wasteSpiderWire ultimate mono features a thin diameter that allows exceptional bait action and high line capacityExcellent knot and shock strength even when wetOptimized for baitcast reels but still castable and manageable on spinning reelsClear color