Here’s a concise breakdown of the Scientific Anglers Dacron Fly Line Backing (30 lb, 100 Yards, Orange, 2 Packs):

Key Features:
– Material: Durable Dacron (polyester) – resists rot, abrasion, and UV damage.
– Strength: 30-pound test – suitable for large freshwater/saltwater game fish.
– Length: 100 yards per spool (total 200 yards with 2 packs).
– Color: High-visibility orange for easy backing management.
– Purpose: Adds extra line capacity to fly reels, preventing break-offs with strong, long-running fish.

NEW Scientific Anglers Dacron Fly Line Backing 30 lb 100 Yards Orange 2 packs

Ideal For:
– Big-game species (salmon, steelhead, tarpon, etc.).
– Anglers needing reliable, low-stretch backing.
– Note: Not gel-spun (GSP) – thicker but more forgiving than high-tech alternatives.

Pros:
✅ Trusted Scientific Anglers quality
✅ Affordable & reliable for most applications
✅ Easy to handle/knot

Cons:
⚠️ Bulkier than modern gel-spun options (less yardage per reel).

Tip: Pair with a WF fly line and check your reel’s backing capacity (30 lb Dacron fits ~150–200 yards on mid-large reels).

Great value for traditional backing needs! 🎣