There's a Sale on Sale at Sephora — Here's How to Get In on It

We interrupt the last days of 2017 to bring news that will no doubt bring a smile to your face. If your wallet had a face, it would also be smiling, because until Jan. 1, Sephora is offering a sale on sale. Yup, you can get in on a sale squared — that's our favorite kind of math problem.

Here are the details, quick and dirty, so you can start shopping: if you are a Sephora Beauty Insider (and who isn't at this point?), all you have to do is enter the code SALEONSALE at checkout to reap the rewards of 20 percent off already discounted goodies.

Need some shopping cart inspo? Here are some of our favorite reduced price items — get 'em while they're hot (and in stock).

Too Faced Melted Latex Liquified High Shine Lipstick

Too Faced Melted Latex Liquified High Shine Lipstick

This just in: dreams do come true. That's because Too Faced lipstick is currently selling for under $10. Be sure to scoop up a shade of this Too Faced Melted Latex Liquified High Shine Lipstick ($8 with code, originally $21) before it sells out.

Anastasia Beverly Hills Subculture Palette

Anastasia Beverly Hills Subculture Palette

If you've yet to snag this '90s-fabulous Anastasia Beverly Hills Subculture Palette ($29 with code, originally $42), consider this sale your in to one of the most talked-about releases of the year. This muted, minimalist palette boasts a unique selection of colors that flatter every skin tone.

Ouai On My Ouai Kit

Ouai On My Ouai Kit

Get four Ouai products (not to mention a too-cute carrier) for less than the price of one with this On My Ouai Kit ($16, originally $38). Dry shampoo, a treatment masque, smooth spray, and texture hairspray all live inside this faux Birkin bag so you can give your hair the TLC it deserves on the go.

Sephora Collection Color Wonderland Eye Palette

Sephora Collection Color Wonderland Eye Palette

Who wants 79 eye shadows and two pencils? You do! And you can get it with this Sephora Collection Color Wonderland Eye Palette ($31 with code, originally $59).

Kat Von D Everlasting Obsession Lip Liner Collector's Edition

Kat Von D Everlasting Obsession Lip Liner Collector's Edition

If you didn't find this Kat Von D Everlasting Obsession Lip Liner Collector's Edition ($112 with code, originally $200) sitting under your tree, now's the time to right that wrong. This limited-edition set contains 15 of KVD's bestselling lip liners, so you can enter 2018 with your pout game on point.

ColourPop Golden State of Mind Shadow Palette

ColourPop Golden State of Mind Shadow Palette

ColourPop is a brand that's known for its affordable products, but during this sale, things get even cheaper. For instance, you can score this Golden State of Mind Shadow Palette ($14 with code, originally $18) at a very sweet new price point. Since it contains 15 glorious shimmer pans, that means each shadow costs less than a buck.

Urban Decay Heavy Metals Metallic Eyeshadow Palette

Urban Decay Heavy Metals Metallic Eyeshadow Palette

Make 2018 the most extra year ever by striding into it wearing shades from this Urban Decay Heavy Metals Metallic Eyeshadow Palette ($31 with code, originally $55).