on the bubble indicator to avoid kinks - take an piece of old fly line about 5" ( need 2 pieces) where want the bubble to be tie in a blood knot - lay the fly line on top of your leader and do a blodd knot -thread your leader thru the indicator - then place another bloodknot on the fly side of the bubble - pull the blood knot end tight and trim -push the knots into the indicator - you can move the indicator all day long by just pushing the blood knots