What It Is: Keep it personal with Barry M's Colour Changing Lip Gloss. The gloss adapts to the alkaline in your lips, offering a shade that's completely unique to you! How To Use: Apply over bare lips for best results. Shades: Genie's green shade magically turns your pout an ultra-long lasting personal shade of pink. Unicorn's yellow colour magically turns your lips a personal shade of light pink. Benefits 100% Cruelty Free and Vegan. Weight: Net 0.34fl oz (10ml)