Pine-Pro Pro-56 is a multi-purpose adhesive which is safe and easy to use. Non-toxic. Dries crystal clear. It's the glue of choice for joining virtually all materials together. Attach wood, metal, and plastic parts to a Pinewood Derby Car without exposing the modeler to the problems associated with CA glues. Great for securing and permanently attaching weights to your Derby Car. Pro-56 has a very high wet tack and speed of set with moderate water resistance. Instructions provided.