Eyeliners are a makeup bag essential, but they're also one of the products we go through in a flash. So why break the bank? We've rounded up 10 of the best eyeliners we could find . . . and they're all $10 or less. Just keep clicking to uncover your perfect find.
Source: Imaxtree 
Boots No. 7 Stay Perfect Amazing Eye Pencil
Boots No. 7 is a cult classic brand, and its Stay Perfect Amazing Eye Pencil  ($9) glides on smooth for easy application.
CoverGirl Bombshell Intense Eyeliner
Liquid eyeliner that stays all day can be hard to come by, but CoverGirl Bombshell Intense Eyeliner  ($5) sticks around from morning till night.
E.l.f. Studio Eyeliner and Shadow Stick
E.l.f. Studio Eyeliner and Shadow Stick  ($3) makes for a great all-in-one smoky-eye tool.
L'Oréal Pencil Perfect Eyeliner
Women with sensitive eyes will love L'Oréal Pencil Perfect Eyeliner  ($8), which is specially formulated for contact wearers.
Maybelline Line Stiletto Liquid Eyeliner
Maybelline Line Stiletto Liquid Eyeliner  ($8) is ideal for beginners, as its felt tip is easy to manage.
Neutrogena Nourishing Eyeliner
Formulated with shea butter and olive oil, Neutrogena Nourishing Eyeliner  ($10) lives up to its name.
NYX Glam Aqua Luxe Eyeliner
If you're looking for a way to funk up your eyeliner look, then pick up one of NYX's colorful Glam Aqua Luxe Eyeliners  ($5).
Physicians Formula Eye Definer Automatic Pencil
Physicians Formula Eye Definer Automatic Pencil  ($6) is waterproof, making it perfect for wearing to a tearjerking movie.
Revlon ColorStay Liquid Eyeliner
Basically any and every eye-makeup look imaginable is at your fingertips with Revlon ColorStay Liquid Eye Makeup  ($9) and its paintbrush-like applicator.
Rimmel London Scandal Eyes Waterproof Kohl Eyeliner
Smudge-proof and waterproof, Rimmel London Scandal Eyes Waterproof Kohl Eyeliner  ($2) is an all-around great liner.