Kylie Jenner's very popular lipstick line (aka Kylie's Lip Kit) is still in high demand — and it's starting to anger fans!

Orders for the lip kits — which hit the market just before the holidays and sold out in a matter of minutes — are still backed up, leaving buyers waiting … and waiting … to achieve the perfect Jenner pout for quite some time now.

kylie jenner 2015 closeup getty

Kylie Jenner

The website for the product helpfully explains that "#TheLipKitbyKylie is now sold out!" but assures customers that "successful" orders placed by November 30 have been shipped. So why haven't many buyers actually gotten them, then?

RELATED: Kylie Jenner Wants to Launch a Own Makeup Line Next Year

Never fear, Kylie lip fans. The 18-year-old Kardashian sister recently posted a pic of her new shades on Instagram, telling followers that she's working to restock soon.

One can only hope …