Pastel colors, shimmery rainbows, iridescent hues, pearly purples, opalescent pinks...the unicorn trend shows no sign of slowing down. The current nostalgia trip—harkening back to the time when the Smurfs, Care Bears, My Little Pony, collectable Troll dolls and the artwork of Lisa Frank ruled the Earth—is fuelling a multi-million dollar industry of personal care items for skin, hair and nails.
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