A longer than usual 'shooting head' style fly line with a large 45' head and slim running line for maximum distance with minimal effort. This line is the longer cousin of the 40+ Extreme which features a more aggressive 35' head. 

- DI3 Dark Green / Optic Green 

- DI5 Dark Blue / Optic Green 

- DI7 Black / Optic Green 

Here's what Airflo has to say:

"For the more proficient caster we have developed Superflo 40+ Expert. Increasing the head length from 35ft to 45ft whilst maintaining the head weight of the Extreme, the Forty Plus Expert allows for more line to be airialised for a smoother, longer cast."