Semperfli No Tack UV Thin and Fast Resin - No Tack UV Thin and Fast Resin does what it says on the tin! No Tack UV Thin and Fast Resin is fast setting with a hard glossy surface. It is thin enough to get into tall the fibers and strands of your fly. No Tack UV Thin and Fast Resin has the among the fastest curing time of any UV Resin on the market! It has the viscosity of motor oil, making it easy to apply. As it does not set immediately until set with a UV torch it can be molded around the head or body of your fly. In each bottle there is 20ml of No Tack UV Resin