Douse your nails in multi-tonal colour with nails inc.'The Mane Attraction' Nail Varnish from the brand’s Dirty Unicorn range. Anchored on a black base, the shimmering nail polish has shade-shifting properties; it is infused with sapphire blue and flips to reveal a subtle hint of pinky purple. Gliding effortlessly onto nails, the iridescent formula contains metallic pigments that shift as they catch the light to create an multi-tonal, metallic finish.