The Natural World Metallic Flip Pens from Spectrum Noir include 6 metallic pens.The pen colours inspired by nature come in sunset, moonlight, rainforest, prairie, marine and reef. A mix of yellow, blue, orange and green tones. Use these markers to create stunning iridescent designs. These special markers create a range of shimmering hues with varied effects on light and dark paper and card.The pens feature a special hybrid metallic ink that flips and changes colours when it catches light. These silky smooth pens are perfect for lettering, writing, sketching, drawing, doodling, embellishing and more.Features & Benefits Contains 6 Metallic Markers Water-Soluble Hybrid Ink 3mm Fine-Tip Acid Free Certified Non-Toxic Specification Colours: sunset, moonlight, rainforest, prairie, marine & reef