Upper Ear Cuff Sizing and Fit Guide — Comfort, Helix Anatomy, Men vs Women

By Dmitry Strugovshchikov, founder of STRUGA

Size is not a number here — it is the thickness of the outer edge of your ear, and the grid is S, M, L.

Pinch that edge: fingers meeting easily means S, a moderate edge M, a thick edge L. Unsure — take M.

The three sizes are three amounts of metal: 0.5 g, 1.6 g and 2.6–3.8 g of 925 silver.

Every cuff is adjusted by hand at the gap, half a millimetre at a time — solid silver takes dozens of adjustments.

A cuff that fits is one you stop noticing within thirty seconds of putting it on.

Updated August 28, 2026

By Dmitry Strugovshchikov, founder of STRUGA

Choosing without trying on is the hard part of buying jewellery for the upper ear, and it is where most returns start. This guide is about one thing: getting the size right, and fixing it when it is not. If you want the mechanics of wearing one — where it sits, which ear, how to put it on — that is the guide to wearing ear cuffs; the map of forms is the Atlas chapter. Our pieces are in the ear cuff collection.

What size ear cuff do you need — S, M or L?

STRUGA cuffs come in three sizes, and the size refers to your ear, not to the jewellery. S is for a thin edge and a smaller ear, M for an average edge, L for a thick edge or for anyone who prefers a looser hold. That grid is set out on the ear cuff size guide, and M is the size ordered most often.

The three sizes are also three quantities of metal, which is the part no listing tells you. In our range a size S holds 0.5 g of silver, an M holds 1.6 g, and an L holds 2.6 g to 3.8 g depending on the form. The carbon cuffs weigh 0.3 g. Size therefore changes two things at once: how much ear the band wraps, and how much you feel on it by evening.

Size	Your ear	Silver	Price
S	Thin edge, smaller ear	0.5 g	$58
M	Average edge — most people	1.6 g	$122–$125
L	Thick edge, or a looser hold	2.6–3.8 g	$160
Carbon	Any — the lightest option	0.3 g (carbon)	$95

Every piece is made to order in about two weeks, and adjusted by hand before it ships.

What part of the ear is a cuff actually gripping?

The metal is not holding the firm plate inside your ear — it is holding a folded rim. At the helix that plate turns back on itself and is covered by skin on both sides, and the fold is what sits inside the gap.

The distinction matters because the numbers look wrong otherwise. Measured by 20 MHz ultrasound, that elastic layer in a normal outer ear averages about 0.6 mm; at the tragus, sampled during surgery, it runs about 1.1–1.2 mm. Nobody could hold jewellery on 0.6 mm of tissue. The rim you pinch between two fingers is several times thicker than the plate inside it, and it is the only measurement a cuff responds to.

It also explains why position changes fit. The fold is shallow at the top of the ear, deepest through the upper-middle stretch, shallow again as it turns back. One cuff can be loose at the crown and firm twenty millimetres lower, on the same ear, the same day.

How do you measure your own ear in about a minute?

You do not need a caliper. You need your own fingers and about a minute.

What to check	How	What it decides
Edge thickness	Pinch the upper-middle rim between thumb and forefinger	S, M or L
Usable stretch	Run a finger down the rim until the fold flattens out	Where the cuff sits, and whether two will fit
Curve	Hold a pen cap against the rim and see if it follows the line	Which shapes lie flat rather than standing off

Precision is not the point, and we would rather you did not chase it. Thickness sorts you into one of three sizes, and the last half millimetre is set by hand afterwards — by us before shipping, or by you in thirty seconds.

Do men and women need different sizes?

Less often than the market assumes. Adult ears do differ by sex, but the gap is smaller than most sizing advice implies, and it sits in the wrong dimension.

In one anthropometric series, ear length averaged 62.1 mm in men against 58.0 mm in women, with width at 33.1 mm against 30.1 mm — roughly four millimetres of length and three of width. Thickness, which is what a cuff would actually feel, barely moves: the plate measured at the tragus came out at 1.23 mm in men and 1.09 mm in women, a seventh of a millimetre apart.

A longer ear gives more rim to place a cuff along; a wider one changes which shapes lie flat. Neither reliably changes the size you order. Pinch the edge, take the size it gives you, and ignore the category label — the grid is one, and the edge decides.

How do you know a cuff fits — the sixty-second test

Run four checks before deciding a size is wrong. Together they take about a minute.

1. Sliding on. The cuff should meet slight resistance as it engages and never need force. No resistance at all means the gap is wide.
2. Tapping. Tap the ear lightly with a fingertip. A cuff that slides from a tap is too loose.
3. Thirty seconds still. Wear it without moving. You should feel metal, not pressure.
4. Walking and talking. Walk a few steps, speak out loud, shake your head gently. It should not move.

Pass all four and the size is right. Fail one and the fix is half a millimetre, not a different size — most cuffs need nought to two adjustments to settle.

How do you adjust a cuff that is too loose or too tight?

The adjustment happens off the ear, between thumb and forefinger, at the gap.

Closing a loose cuff

Hold it with the gap facing you and press both sides inward together, moving them about half a millimetre. Try it on. Repeat.

Opening a tight one

Hold it the same way and spread the gap by the same half millimetre.

Three rules for both

• Half a millimetre at a time. Bigger steps overshoot, and repeated overshooting is what tires metal.
• Work the gap, not the body. Bending the body distorts the curve the cuff was built to follow.
• Stop when you forget it. If you can still feel a cuff after a few minutes, go back half a millimetre.

Solid 925 silver takes dozens of these adjustments. A plated or hollow cuff does not — it cracks at the gap, which is why an adjustable cuff and a plated cuff are not the same object. STRUGA cuffs are alloy the whole way through, with no plating over the top, so they stay adjustable for as long as you own them.

Why does a cuff slip in heat, rain or at the gym?

Three causes, and none of them mean the size was wrong:

• Sweat. The grip depends on friction against skin, and sweat removes it. Closing the gap another half millimetre for the season restores the hold.
• Warmth. The outer ear is skin over an elastic plate, with no muscle of its own, so it takes its temperature from the air around it. In heat its blood vessels widen and the tissue swells a little — the same reason rings sit tighter in summer. A cuff already at the loose end of its range loses its margin first.
• Hair. Long hair moving past a cuff drags it, slowly. Wearing it in the upper-middle stretch rather than at the crown takes it out of the path.

What is going wrong — a symptom-by-symptom table

What you notice	What it means	What to do
Slides off within an hour	Gap wider than the rim	Close it 0.5 mm, retest
Presses within thirty minutes	Gap narrower than the rim	Spread it 0.5 mm, retest
Holds at first, slips by evening	Warmth and sweat, not size	Seasonal fit — another 0.5 mm closed
Fine on one ear, not the other	Ears differ; this is normal	Adjust each cuff to its own ear
Stands away from the ear	Shape against curve, not size	Move it lower, or choose a flatter form
Loose again after months of wear	Silver relaxing with wear — normal	Close the gap before the next wear

When is a made-to-measure cuff worth it?

For most people it is not, and we would rather say so: a catalogue size plus one adjustment gets to the same place, sooner.

Two cases are genuinely different:

• An edge well outside the ordinary range, in either direction — no standard gap can be persuaded to hold without reshaping the piece.
• A form with its design element at the gap — opening it would distort the object rather than fit it.
• A cuff bought as a gift, where the ear cannot be measured at all.

In each case, write to us with what you measured and we will set the gap before the piece ships.

Everything is made to order, so a specified gap costs no extra time. A ready catalogue piece can be exchanged once within fourteen days of delivery — unworn, in its packaging, with authorisation from us first.

How long does an ear cuff last, and can adjusting wear it out?

Practically, as long as you keep it. Solid silver does not corrode and there is no plating to wear off — the surface darkens instead, which is the finish doing what it was chosen for. That is the Living Silver idea; the patina guide covers it properly.

Adjusting does not consume the piece either. Bending happens at one place, so the gap is where fatigue would show — after hundreds of adjustments across years, not dozens across a season. The commoner problem is the opposite: soft silver relaxes with wear, and a cuff worn daily needs closing back up now and then. Same thirty seconds.

Why STRUGA cuffs ship slightly tight

Every cuff leaves slightly tighter than its nominal size, deliberately. Three reasons, all of them practical.

Spreading a gap takes thirty seconds with two fingers; closing one that arrived loose asks for a steadier hand. A piece that is right in a cool room goes loose in a hot one, so tight-at-rest is right-in-August. And most people drift, over a few weeks, to a spot slightly thinner than where they first put the cuff — a tight calibration follows them there, a perfect one falls off.

The predictable consequence: first-time customers write to say the piece feels tight. The reply has not changed — open the gap half a millimetre with your fingers and tell me how it sits. Eight times in ten, that is the whole conversation.

Related guides

• Ear cuff size guide — the S/M/L grid.
• How to wear an ear cuff — placement and mechanics.
• Atlas: ear cuffs — the map of forms.
• Ear cuff collection.
• What 925 silver is.
• Oxidized silver explained.

One current cuff form from the catalogue — the Blade Cuff (M), 1.6 g of 925 silver. It belongs to CODEX, the world of milled planes and clean edges, where the BLADE family lives.