Shop Unicorn Hair in Dirty Mermaid from Lime Crime. DIY-friendly, damage-free color works gently, washes out gradually, fades gracefully. Unicorn Hair is . Dirty Mermaid Packette (Muted Seafoam Green) Full Coverage Unicorn Hair transforms hair into a rainbow of magical shades while leaving strands silky smooth and smelling sweet. . Unicorn Hair Packettes. Pastel hair colors are super-trendy. Here's how to get of-the-moment mint green hair right at home. Shop for Mint Color Brilliance Brights Semi-Permanent Hair Color by Ion at Sally Beauty. Get vivid, bold results in 20 to 40 minutes from a unique PPD-free . Amazon.com : Lime Crime Unicorn Hair - Dirty Mermaid (Full Coverage) Seafoam Green Semi Permanent Hair Dye. Vegan Hair Color (6.76 fl oz / 200 mL). Amazon.com : Ion Mint Semi Permanent Hair Color Mint : Beauty. . If anything, it just becomes a little more blue (less green) after a couple washes but still really . Which Color Should You Dye Your Hair? Seafoam green hair dye -I love it! Mermaid blue and green ombre, gutsy color to pull off but gorgeous when it's done . Would you like to try green hair dye? We have lots of best brands to try as well as shades such as green neon, dark, mint, line, bright among others.