Keep it personal with Barry M's Colour Changing Glitter Lip Balm. The gloss adapts to the alkaline in your lips, offering a shade that's completely unique to you! Apply over bare lips for best results. Shade Cupid - Glittery Baby Pink. Benefits 100% Cruelty Free & Vegan. Weight. Net Wt. 0.10oz (2.9g). This colour changing lip gloss adapts to the alkaline in your lips, offering a shade that's completely unique to you. Cupid's glittery colour magically turns your lips a personal shade of light pink.