As speculated in my review, the new duos (which I’m still waiting to get official word on re: release date for in-stores, how long they’ll be available for, etc.) are definitely reincarnations of the trios from In the Groove. Five of the six duos correspond with a trio, while one duo requires taking a shade from two different trios to match–but for the most part, they are all quite similar. All swatches are applied wet (using water to dampen).
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