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Gearing up for interviews quickly? One thing you will typically hear really useful is to get “seasonless suiting,” or “four season suiting.” (Way back it additionally was typically known as “tropical wool.”) However what does that actually imply — and the place do you discover it nowadays?
On the lookout for data on extra primary suiting? Try our roundup of the greatest girls’s fits in each price range and our information on easy methods to put on fits, the very best petite fits, the very best plus-size fits, and the greatest girls’s fits in tall sizes — additionally take a look at our dialogue on the greatest courtroom apparel for girls legal professionals and the very best outfits for interviews. We additionally function a Swimsuit of the Week.
Our Newest Favourite Seasonless Suiting (TL;DR)
As of 2025, a few of our favourite seasonless suiting consists of Ann Taylor and J.Crew on the reasonably priced aspect, and Principle (Good Wool), Brooks Brothers, M.M.LaFleur and Argent on the dearer aspect. For plus sizes, examine Lands’ Finish, and J.Crew — Talbots additionally used to hold it. See our roundup of the greatest girls’s fits of 2025 right here!
What Is Seasonless Suiting?
The thought behind seasonless suiting is that it is, effectively, seasonless. This typically means wool, however a selected light-weight suiting materials that may truly be worn even in summer season.
Can Polyester Depend as Seasonless Suiting?
I feel most individuals would contemplate a wool go well with to be seasonless — however nowadays it’s extremely onerous to discover a 100% wool go well with; many of the wool suiting supplies have a little bit of spandex woven into them for stretch.
Some manufacturers DO name polyester blends “seasonless suiting” — for instance, each J.Crew’s 4-Season Stretch and Ann Taylor’s Seasonless Stretch suiting is a mix of polyester, viscose, and spandex. On the plus aspect, the fits are mechanically cleanable!
Tremendous 120s
Years in the past you’d discover a number of, for instance, J.Crew suiting that known as itself “super 120s” wool — this tells you ways nice the material is. As Gentleman’s Gazette places it,
Tremendous numbers symbolize the fineness of the worsted wool fiber used within the material. The upper the quantity, resembling Tremendous 100s, 120s, or 150s, the finer the wool thread is. The precise quantity is calculated by the utmost variety of hanks of wool that may be spun into one pound of wool. For instance, if you happen to can spin 100 hanks every 560 yards lengthy, the ensuing wool is classed as Tremendous 100s.
As J.Crew used to notice,
Why so tremendous? 120 is the measure of the yarn (the upper the quantity, the finer the yarn), and since 120 is without doubt one of the best, our material boasts a silky-smooth end and a refined drape.
The suiting materials remains to be round, after all, nevertheless it’s more durable to search out manufacturers particularly claiming to make use of it, particularly since in the event that they’re speaking about their wool they’re extra prone to be telling you in regards to the sustainability of it. (For instance, this is Principle’s web page on its “Good Wool.”)
Tropical Wool
“Tropical wool” is one other time period for seasonless suiting that you do not see fairly often proper now, however has been round previously — it typically meant wool that was so breathable you would put on it even within the tropics. I had at all times discovered these garments to be just about seasonless, although.
Correct Material distinguishes tropical wool from worsted wool, noting that the looser weave “can be lightweight too but can also be woven to be heavier and appropriate for year-round wear.”
What Is NOT Seasonless Suiting
You will note a number of completely different materials for fits nowadays… none of those are what they’re speaking about:
- ponte or scuba
- polyester blends
- “crepe” suiting
- linen
- cotton or stretch cotton
- tweed
- velvet
The place to Discover Seasonless Fits for WOmen
Principle

Principle’s wool suiting has lengthy been the gold commonplace for brand new BigLaw legal professionals able to make an funding — they make nice fundamentals in basic cuts. Their Good Wool suiting is a 96% wool / 4% elastane mix, with tons of various cuts for pants and blazers.
M.M.LaFleur

M.M.LaFleur has a number of nice fits, however their core suiting might be their wool twill, manufactured from 95% wool and 5% elastane. They observe that their merchandise are made in China with material from Italy, and observe how breathable the material is.
One nice function is that they’re continuously making new items to replace the core assortment — they’ve a petite-friendly blazer, in addition to fashionable objects like large culottes, vests, and extra.
Brooks Brothers

Brooks Brothers makes a number of girls’s fits of the “fun” selection, with numerous choices for brilliant colours, patterns, and seasonal materials.
Their “Essentials” suiting, although, has been round for a very long time, and is value discussing right here — the wool/elastane mix is ideal as a seasonless go well with. As they observe,
the wool is refined, light-weight wool from Italy’s famend Lanificio di Tollegno mill. A touch of two-way stretch provides just-right flexibility. These suiting separates additionally include a constant colour assure, so the navy jacket you purchase at this time will match the navy pencil skirt you buy subsequent 12 months, and past.
Ooh, the colour assure is good (though colours can change barely as you launder fits — it is one of many causes we suggest dry cleansing all items of girls’s fits on the identical time/frequency). The fits can be found in primary colours, sizes 00-16.
Ann Taylor

Ann Taylor’s “seasonless stretch,” as we famous above, is just not truly wool — it is a polyester mix. Nonetheless, that does imply it is mechanically cleanable. (Try our roundup on the very best mechanically cleanable fits if that is of curiosity to you!)
They make it in a bunch of various colours, cuts, and types, so there’s one thing for everybody. For interviews, although, we might suggest sticking with darkish neutrals like black, navy, or darkish grey.
(We took a have a look at all of Ann Taylor’s core suiting traces right here, asking the query: which Ann Taylor suiting line is greatest? Ann Taylor’s personal Suiting Information can be useful.)
J.Crew

J.Crew’s “4-season stretch suiting” is one other one that’s not manufactured from wool, however as a substitute a polyester/viscose/elastane mix. J.Crew touts that the model consists of “at least 30% recycled materials,” for what that is value. They describe their “famous four-season stretch” as by no means shedding its form.
(They do HAVE suiting manufactured from wool, however they are typically novelty fits as a substitute of their outdated line of primary Tremendous 120s wool suiting.)
One profit to the newer suiting: J.Crew has prolonged its measurement vary to incorporate 0-24, in addition to a smaller vary for petites and tall sizes.
Lands’ Finish

Lands’ Finish suiting part has been in flux of late, however they normally have their washable wool suiting in inventory.
The material is a mix of polyester, wool, and spandex, and it is mechanically cleanable. As they describe it, “the slightly stretchy, easy-care fabric [is] ideal for travel too. It’ll bounce back after being packed in a garment bag, and never needs a trip to the cleaners — just wash and dry.”
The fits are available in common, petite, tall, and plus sizes in sedate colours.
Argent

Not like a number of the manufacturers we have talked about, Argent’s seasonless suiting line consists of a number of brilliant, saturated colours.
The model is offered in sizes 0-14, and describes the fabric as “seasonless wool from Italy, 98% Wool, 2% Elastane.” (The liner is viscose/polyester.)
Sumissura
Bonus point out for Sumissura, which does a number of bespoke fits, together with some in merino wool, wool blends, 4-way stretch, and extra. You possibly can select from amongst 150+ materials, select the jacket type, then the pants type, and they’re going to make it to your measurements. Bespoke garments are superior, however discovering your exact measurements may be difficult, so I’d not essentially advise a beginner to provide this a strive. But when you understand your measurements and are up for the journey of ordering bespoke fits on-line, go for it!
Inventory photograph through Deposit Photographs / shmeljov.