The fly tying here offers you many possibilities to customize your dressing, thus being able to adapt them intelligently to the different situations in which you may find yourself. And the river that decides from time to time what game to play and to be successful you have to know how to read the situation and propose the ideal solution for that particular circumstance. The right weight of the ballasts and the right colors, chosen according to the type of water you are facing, are essential to be able to make some good catches.