This is the On The Run .160 Permanent pocket size paint marker metallic “try-out” set. This collection includes 4 colors including Metallic Purple, Metallic Red, Metallic Blue, and Silver. The vibrant colored paint is scratch proof, fade proof and highly permanent. The paint is long lasting and will show on dark and light surfaces. The OTR paint marker features a quality 15mm nib perfect for calligraphy, scripts, and hand styles. The nib is replaceable. REFILLABLE with OTR Soultip Paint or Flowpen Ink. The metallic colors in the OTR .160 series have long been considered by street artists as the most desirable and effective colors in the entire line.