Warm without the bulk
Wore it under a coat through a week in Vienna at minus four. No layer underneath and I was fine.
Body measurements, EU and UK sizing
| Size | EU | UK | Chest (cm) | Waist (cm) |
|---|---|---|---|---|
| XS | 44 | 34 | 86-91 | 71-76 |
| S | 46 | 36 | 91-96 | 76-81 |
| M | 48 | 38 | 96-102 | 81-86 |
| L | 50 | 40 | 102-108 | 86-94 |
| XL | 52 | 42 | 108-114 | 94-102 |
| 2XL | 54 | 44 | 114-120 | 102-110 |
Swipe the table to see every column
Measurements refer to your body, not the garment. UK sizing follows your chest in inches, EU sizing is the same number doubled and rounded. Layering a shirt underneath? Take the larger size.
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A zip polo cardigan in cashmere, combining a structured polo collar with a practical zip front. The collar frames the neckline the way a crew never does, so it dresses up a plain tee instantly. One piece that moves from desk to dinner without a change.
The silhouette is composed and modern, close enough to layer under a coat, easy enough to wear over a shirt. Sizing follows EU standards from XS to 2XL and runs true to size, so order what you normally wear in European brands. The cashmere knit is light for the warmth it gives, keeps its shape through a full day and stays breathable indoors and out, which is where heavier wool usually fails.
Orders are prepared within 24 to 48 hours. Your tracking number arrives by email the moment the parcel ships. Taxes and duties are included in the price, so there is nothing to pay on delivery.
Size exchanges are free of charge. Write to support@castielli.com with your order number and the size you need, we arrange the rest within 1 business day.
Hand wash cold or use the wool cycle, then dry flat rather than on a hanger so the shoulders keep their line. Lift any pilling with a cashmere comb once a season. Between wears, air it overnight instead of washing.

The Fibre
Cashmere traps air instead of adding weight, which is why a thin crewneck outperforms a thick one. Extra-fine merino handles the days that start cold and end mild, and takes several wears between washes. Both are knitted to a weight you can layer under a coat without bulk at the shoulder.
The Knit
Cuffs and hem knitted tight enough to hold after a season, seams finished on the inside, and a neck that lies flat instead of rolling. The parts you only judge on the tenth wear.
Orders are packed within 24 to 48 hours and delivered in 7 to 12 business days, tracked door to door. Shipping is free worldwide.
No. Taxes and duties are included in the price you see at checkout.
Your tracking number arrives by email the moment the parcel leaves our warehouse. If it has not arrived after 15 business days, write to support@castielli.com and we will locate it or resend it.
Yes. Size exchanges are free of charge. Email support@castielli.com with your order number and the size you need, we send a prepaid label within 1 business day.
Refunds are processed within 5 business days of receiving the return. Pieces must be unworn, with the original tags attached. The full conditions are in our Refund Policy.
Our pieces follow standard EU sizing. Every product page has a size guide with measurements in cm and inches, plus EU and UK conversions. Planning to layer a shirt underneath? Take the larger size.
Hand wash cold or use the wool cycle, then dry flat rather than on a hanger. Lift any pilling with a cashmere comb once a season. Between wears, air it overnight instead of washing.
Any natural fibre pills where it rubs, usually under the arm and at the cuff. A cashmere comb lifts it in a minute and the piece looks new again.
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Excellent
4.8 · Based on 329 reviews
Wore it under a coat through a week in Vienna at minus four. No layer underneath and I was fine.
I own cashmere that cost three times this and the hand is the same. My wife checked the label twice.
Six weeks in and the cables still stand up. My last one went flat by December.
Thin enough at the shoulder that my overcoat still closes properly.
The camel reads warm, not orange, which is where most brands miss.
Two crewnecks and a cardigan. Same fit, same weight, no surprises.
Beautiful knit and true to the chart, but if you wear a shirt underneath take the next size. The guide says as much and I ignored it.
Hand washed cold, dried flat. Still smooth under the arms, which is where my old ones gave up.
Packed properly and arrived without a crease worth mentioning.
Half the weight and twice the heat. That is the whole argument for cashmere and it holds.
One fold at the cuff and it looks intentional. Everything else lands right.
Over a shirt on Monday, on its own on Friday. Nobody noticed it was the same piece.
Cuffs and hem still tight after a season. My old merino stretched out by February.
The heating in my building is a rumour. This solved it.
The grey and camel are both good. I would have bought two if navy existed.
I cannot wear most wool against the skin. Wore this over a bare chest for a whole day without thinking about it.
Rolled into a bag, came out ready. Wore it every evening after the mountain.
Dried flat as instructed and it came back the same size. No stretched neck.
Twelve business days to Stockholm, which is the top of the promised window. The piece itself is faultless.
Heavy enough to feel substantial, light enough for indoors. Rare combination.
He is fussy about knitwear and has worn nothing else since Christmas.
No rolling at the crew neck after a month, which is the first thing to go on cheap knits.
Fixed it myself in a minute and it has not moved since. Saying it for honesty.
Both went to charity. This one does what they did with less bulk.
Wool cycle, dry flat, comb once. Looks new after three months.
The neck opening is wide enough that the collar sits out instead of getting swallowed.
Perfect at zero degrees, too much at twelve. Depends where you live.
Turned it inside out expecting the usual mess. Clean.
Bought last November, worn constantly, and it has not sagged at the elbows.
I stopped buying cashmere years ago because of what it cost. This brought me back.