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Back to School - 25% Off

[SUNDAY RILEY](https://sundayriley.com/) [Back To School](https://sundayriley.com/) [25% Off Sitewide + Buy 2, Get 3 C.E.O. Serum 30ml](https://sundayriley.com/products/ceo-vitamin-c-brightening-serum) [Love C.E.O. Serum? Layer for Brightening Boost Mix together 2-3 drops of C.E.O. Glow + 2-3 pum