Specification Brand : Scientific Anglers BreakingStrength : 20 pounds BulletPoint1 : Cortland Micron is the standard by which all fly line backing has been judged for over 50 years. BulletPoint2 : World-famous for its tight, round braid, smooth low-friction finish, and stretch-resistant performance, Micron is manufactured from premium Dacron fibers in our New York facility. BulletPoint3 : Unlike looser, flat braids, Micron comes with zero twist, is virtually tangle-free and knots perfectly every time. BulletPoint4 : Various lengths available wound from bulk spools of Cortland Micron Backing BulletPoint5 : You only have to buy what you need - enough to fill one reel or buy in bulk. BulletPoint6 : Half-size heavy BulletPoint7 : Advance shooting technology BulletPoint8 : Magnum fly line Color : White ExternallyAssignedProductIdentifier1 : 0642213024529 ExternallyAssignedProductIdentifier2 : 642213024529 FishingLineType : Braided GpsrSafetyAttestation : 1 ImportDesignation : Made in the USA IncludedComponents : Fly Line ItemDisplayDimensions_Length : 2.95 inches ItemDisplayDimensions_Width : 2.95 inches ItemDisplayWeight : 1 pounds ItemName : Cortland Fly Line Backing, Micron, 20 lb Test, HI-VIS Orange - 100, 150, 200, 250, 300, 400, 600 up to 2,500 yd (150 Yards) ItemPackageDimensions_Height : 2.7 centimeters ItemPackageDimensions_Length : 14.3 centimeters ItemPackageDimensions_Width : 12.2 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : fly-fishing-line LineWeight : 20 pound Manufacturer : Cortland Material : dacron ModelName : Frequency Magnum Fly Line ModelNumber : MA-WF-5-F NumberOfItems : 1 PartNumber : MA-WF-5-F ProductDescription : Cortland Micron is the standard by which all fly line backing has been judged for over 50 years. World-famous for its tight, round braid, smooth low-friction finish, and stretch-resistant performance, Micron is manufactured from premium Dacron fibers in our New York facility. Unlike looser, flat braids, Micron comes with zero twist, is virtually tangle-free and knots perfectly every time. Ask any fly angler who sees their backing more than most, and they'll tell you they use Micron — every time. Available in 20-lb and 30-lb test, in traditional white, high-visibility yellow or orange — or (new for 2014) blue. ProductSiteLaunchDate : 2016-05-15T17:22:15.355Z Size : 150 yards Style : Modern SupplierDeclaredDgHzRegulation : not_applicable TargetAudience : Adult-Unisex UnitCount : 1 UnspscCode : 49131500 WarrantyDescription : Manufacturer