REL Beauty Glossy Lip Oil in Wave. REL Beauty Glossy Lip Oil in Wave. Glossy Lip Oil boasts a clean formula consisting of CupuaÒ«u Butter combined with botanical oils including Macadamia, Sunflower, Jojoba, Apricot Kernel and Passion Fruit for supple moisture. Hyaluronic Acid helps to bind that moisture to your skin so your lips feel plump and hydrated. Glossy Lip Oil can be worn alone or paired with your favorite liner or No Duh Lip Balm (sold separately).. In Wave - pale pink. Vegan and cruelty-free Free of parabens, sulfates, gluten, and synthetic fragrance. Sheer to medium color in a lightweight, ultra glossy, but never sticky formula. 3.6 ml. Apply to lips alone or on top of your favorite liner or lipstick for hydrating shine with a pop of color.. RBER-WU9. RGO-LG-001.