RAIDZAP FLEX Fl. Red – We added 3 times more fluorecent look in this colorfull flex resin. Create flexible colorfull things on your fly tying. Creativity has no limits!. Create colorful flexible stripes, eyes on poppers, eyes on flies, strike points etc. The formular is like flex. Tack free surface in seconds. Need your flex color resin hard. Just add a bit of Raidzap thin clear resin on the color surface.!