Hey fellow bowmakers I loren Piper owner of Piper's Bowtuff just wanted to thank you all for the posting I can mix and make colored glass I have been doing it for over 7 years just for my bows we are allways trying to improve the resins and the unidirectional glass in E glass and S glass and carbon, we have found a new resin mixture that we are useing we are never satified we want the best for you .we will give all of you on this post a 10% off your first order.