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What it is: A nail color base coat.
What it does: Sephora by OPI Base Coat is an essential step for the woman who wants a long-lasting manicure or pedicure. It's a critical step, especially for women who wear dark nail colors, to prevent staining of the natural nail plate.
What else you need to know: The green formula does not contain DBP, toluene, or formaldehyde.