TR-25 hooks are for large trout and salmon. Soft eyes are made of PE braids #8 for strength and durability. Hook point is straight for better hooking. And hook surface is treated by fluorine to remove any resistance in penetration to jaws. Medium heavy wire is hammered flat to have more power. Fitting of spoons #2 8g, #1 10-14g, #1/0 14-22g