Professor�s Resin Clean is a 100% natural heavy duty tool and hand cleaner, containing high quality citrus oils for fast active results. Professor�s Resin Clean is designed to remove all forms of Resin from Leaf Trimming Machines, while protecting the blades and lid from built up Resin. Professor�s Resin Clean has a natural orange fragrance and is also handy for cleaning garden tools, scissors or any surface that has been affected by resin build up.