Nail Shapes Explained: Almond, Coffin, Squoval and More

Every nail shape is a compromise between how it looks and how much stress it puts on the free edge. The wider the tip relative to the base, the stronger it is. The narrower and more pointed, the more elegant and the more fragile. Everything below follows from that.

Look at the shape of your nail bed before you look at anything else. Wide nail beds are flattered by oval and almond, which visually narrow them. Narrow beds carry square and squoval well because the straight sides add apparent width. Short nail beds benefit from any shape that adds length past the fingertip — oval, almond — while long beds can carry square without looking severe.

Finger length matters too. Shorter fingers are lengthened by almond, oval and any shape with a taper. Longer fingers can carry square and coffin without the hand looking stretched. None of this is a rule you must follow, but it explains why a shape that looks stunning on someone else can look wrong on you.

This is the part most guides skip and it is the part that determines whether you like your nails in week two. If you type all day, long coffin and stiletto shapes change how you work — you end up typing with the pads of your fingers and it takes real adjustment. If you handle cash, work in healthcare or food service, or spend time in gardening gloves, points and long square corners will fail or be prohibited.

The honest recommendation for most people booking their first set is squoval or almond at medium length. Both are flattering, both are durable, and both let you find out whether you enjoy having longer nails before committing to a shape that limits what you can do with your hands. Going longer at the next fill is easy; going shorter after paying for length is a waste.

Where a nail breaks tells you something. Breaks at the sidewall usually mean the shape was tapered too aggressively for the length. Breaks straight across the tip usually mean the apex was in the wrong place or the product was too thin at the stress point. Breaks at the very corner of a square nail are almost always a snag rather than a structural failure.

If you keep breaking the same nail in the same place, that is diagnostic information rather than bad luck. Bring it up at your next appointment — the fix is usually a small change to the shape or the apex placement, not a different product.