RAIDZAP THIN bottle of 0.5 oz. ( 15 ml. ) – Raidzap Thin is a bit thinner than Medium. It has the very slight viscosity. Used to the smaller flies, to the last thin layer, or to the small heads. Using the Rz 365 Pro gives you a fast cure, no waiting time. Raidzap Thin is a high quality UV resin for fly tying such as beginner and professional flytiers. Developed from the bottom with lots of considerations, developed for fly tying and with the right tip under the lid. Our UV resin cures with ANY! UV light. Brush and syringe needle are including in the box.