Quick Summary
Cortland Micron is a fly line backing in seafoam with a stated 20 lb strength and 100 yd length. It is described as a fly line backing product, so the main buying checks are the backing strength, spool length, and color choice for your setup.
The product description also describes a low-friction finish, zero twist, Dacron construction, tight round braid, low stretch, and strong knot performance. Those are the key details to compare if you are choosing backing for a fly reel and want to match the product to your line setup.
Key Details
| Detail | Product information and buyer relevance |
|---|---|
| Brand | Cortland, a recognizable name on the product page. |
| Product type | Fly line backing for a fly fishing setup. |
| Model | Micron. |
| Strength | 20 lb backing strength for comparing against your reel and target use. |
| Length | 100 yds, which affects how much backing you have on the spool. |
| Color | Seafoam. |
| Construction | Dacron fibers with a tight, round braid. |
| Performance features | Low-friction finish, zero twist, and low stretch are listed features. |
What to Compare Before Buying
- Strength: This backing is rated at 20 lb. Compare that with the backing strength you want for your reel setup.
- Length: The spool contains 100 yds. Check whether that amount matches the backing space you need.
- Color: Seafoam may matter if you want easy visual tracking on the spool.
- Construction style: The backing uses Dacron fibers with a tight, round braid. Compare that construction with the type you prefer for your rig.
- Line-handling features: Low-friction finish, zero twist, and low stretch are listed features that some buyers look for in backing.
Before You Decide
Confirm the 20 lb strength, 100 yd length, and seafoam color before choosing an offer. If you are matching backing to an existing reel or fly setup, check that the line capacity and backing style fit your needs.




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