Dr. Ph. Martin's
            
                
                    
                        
            
                
            
            
                
            
            
                
            
            
                
            
            
                
            
                    
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                These shimmering colors are highly reflective, waterproof, lightfast, non-toxic, and permanent. These inks are designed specially for calligraphy, making them smooth-flowing and easy to use; no brushing on your nib required. Dr. Ph. Martin's Iridescent...