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Gearing up for interviews quickly? One thing you will typically hear really useful is to get “seasonless suiting,” or “4 season suiting.” (Way back it additionally was once generally known as “tropical wool.”) However what does that basically imply — and the place do you discover it nowadays?
In search of information on extra fundamental suiting? Take a look at our roundup of the finest girls’s fits in each price range and our information on easy methods to put on fits, the perfect petite fits, the perfect plus-size fits, and the finest girls’s fits in tall sizes — additionally take a look at our dialogue on the finest courtroom apparel for girls legal professionals and the perfect outfits for interviews. We additionally function a Go well with 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 inexpensive aspect, and Idea (Good Wool), Brooks Brothers, M.M.LaFleur and Argent on the dearer aspect. For plus sizes, verify Lands’ Finish, and J.Crew — Talbots additionally used to hold it. See our roundup of the finest girls’s fits of 2025 right here!
What Is Seasonless Suiting?
The concept behind seasonless suiting is that it is, properly, seasonless. This usually means wool, however a specific light-weight suiting materials that may truly be worn even in summer time.
Can Polyester Rely as Seasonless Suiting?
I believe most individuals would think about a wool go well with to be seasonless — however nowadays it is very laborious to discover a 100% wool go well with; a lot 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 machine cleanable!
Tremendous 120s
Years in the past you’d discover a number of, for instance, J.Crew suiting that known as itself “tremendous 120s” wool — this tells you ways wonderful the material is. As Gentleman’s Gazette places it,
Tremendous numbers signify the fineness of the worsted wool fiber used within the material. The upper the quantity, similar to 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, in case you 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 likely one of the best, our material boasts a silky-smooth end and a refined drape.
The suiting materials continues to be round, in fact, nevertheless it’s tougher to seek 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 Idea’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 usually 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.
What Is NOT Seasonless Suiting
You will notice 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
Idea

Idea’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 traditional 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, fabricated from 95% wool and 5% elastane. They be aware that their merchandise are made in China with material from Italy, and be aware how breathable the material is.
One nice function is that they’re always making new items to replace the core assortment — they’ve a petite-friendly blazer, in addition to stylish objects like huge culottes, vests, and extra.
Brooks Brothers

Brooks Brothers makes a number of girls’s fits of the “enjoyable” selection, with a lot of choices for brilliant colours, patterns, and seasonal materials.
Their “Necessities” 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 be aware,
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 shade assure, so the navy jacket you purchase immediately will match the navy pencil skirt you buy subsequent yr, and past.
Ooh, the colour assure is good (though colours can change barely as you launder fits — it is one of many causes we advocate dry cleansing all items of ladies’s fits on the identical time/frequency). The fits can be found in fundamental colours, sizes 00-16.
Ann Taylor

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

J.Crew’s “4-season stretch suiting” is one other one that isn’t fabricated from wool, however as a substitute a polyester/viscose/elastane mix. J.Crew touts that the model consists of “at the least 30% recycled supplies,” for what that is value. They describe their “well-known four-season stretch” as by no means shedding its form.
(They do HAVE suiting fabricated from wool, however they are typically novelty fits as a substitute of their outdated line of fundamental Tremendous 120s wool suiting.)
One profit to the newer suiting: J.Crew has prolonged its dimension 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 often have their washable wool suiting in inventory.
The material is a mix of polyester, wool, and spandex, and it is machine cleanable. As they describe it, “the marginally stretchy, easy-care material [is] ideally suited for journey too. It will bounce again after being packed in a garment bag, and by no means wants a visit to the cleaners — simply 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 out there 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 fashion, then the pants fashion, and they’re going to make it to your measurements. Bespoke garments are superior, however discovering your exact measurements will be tough, so I might not essentially advise a beginner to present this a strive. But when you realize your measurements and are up for the journey of ordering bespoke fits on-line, go for it!
Inventory picture through Deposit Pictures / shmeljov.