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“The feel is ‘party of one.'”

Liza Koshy wearing blue eyeliner holding her new eyeliner pen from the One of One collection in front of blue and black…

Courtesy of brand

The line’s energy is light and fun, but the formula development process was anything but breezy.

“All of our items are Environmental Working Group verified,” she says.

“I sat at their conference table and they take themselves so seriously.

Liza Koshy holding face mist from the One of One line in front of red background

Courtesy of brand

(Koshy also likes to use these to pencil in metallic freckles, she adds.)

Koshy’s a fan of multi-purpose products.

“One of my goals was to lighten the makeup bag,” she says.

Liza Koshy painting a face mask onto her face holding face mask collection from the One of One line in front of green…

Courtesy of brand

Since this is Koshy, the range also comes with an unconventional endorsement.

“My best friend just had a baby.

‘“Alluredoes not endorse dunking your baby, no matter the formula, but you get it.

Full photo of Liza Koshy One of One collection

One of One is available for presale oncestmoi.com, and will officially launch on November 16.

All products featured onAllureare independently selected by our editors.

However, when you buy something through our retail links, we may earn an affiliate commission.