One more thing: Because it's made of a combination of materials, you get the same rated pound test for a much smaller diameter than you'd get with other lines. (geekwrapped.com)
Isla Blanca and Cancun are more suitable for light tackle fishing with let's say 10 pound test line. (cancuntarponfishing.com)
If you're fishing for crappies or perch, a great 4 pound test fluorocarbon line will serve you well. (geekwrapped.com)