Six pairsSix coloursLaunching soon

Walk in like you own it.

Clothes engineered around the moments you used to dress around: the cling, the sweat, the sit-down. Six pairs, cut so the only thing anyone notices is you.

Shop the Six

Founding list gets 15% off the first drop.

Why we exist

You know the shirt. The one that clings in all the wrong places. The tee that ends halfway to your knees. The grey that keeps score of the afternoon. The line that shows up the second you sit down.

So we redrew everything.

A man in a powder blue Oxford shirt laughing at a café table at golden hour

From the first coffee to the last show.

The Six

Six pairs.
Six colours.

One for every room in your week. Every top was designed with its bottom, so proportion, colour and length work as one.

Take the pair and save, or start with the piece you need.

The Theory

Solved at
the pattern.

We did not take an ordinary pattern and scale it up. We redrew it from scratch, for real shoulders, real chests and real afternoons.

Technical drawing of a Monday Theory top and trouser, with the engineered zones marked
Fig. Structured chest
  1. Structured chest

    A double-layer front panel with soft structure. It drapes clean and lies flat, so nothing clings and nothing outlines.

    Double-layer front · 280 GSM

  2. The straight fall

    The front falls in a clean column from chest to hip. It skims instead of grips. Sit, lean, laugh: no folds, no lines, no tugging.

    Forward-cut front panel

  3. True length

    Hems cut to your torso, not your width. Every top ends right at the hip, so you look taller and sharper, never swallowed.

    Hip-length hem on every top

  4. Sweat stays hidden

    A three-layer wicking knit with tonal underarm panels. It moves moisture out fast and keeps the afternoon to itself.

    3-layer wicking knit · tonal panels

  5. Built to last

    Double-needle seams, reinforced stress points and a dense knit that holds its shape, colour and collar, wash after wash.

    Double-needle seams throughout

  6. All-day ease

    Stretch where you move, a waistband that never digs, and no scratchy tags. Comfortable from the first meeting to the last show.

    Stretch-back waist · tagless

The sit-down test

Sit down.
Nothing shows.

The moment most clothes give up is the moment you sit. Ours were fitted seated, so the front still falls straight.

Your colours

Colour that
works with you.

Slide to the tone closest to your skin. We will show you the pairs that bring out your best, chosen with colour theory, not guesswork.

Medium

    A man in an espresso tee and oat pleated trousers laughing in a sunlit café doorway

    A note from us

    Designed by people who have stood in that fitting room.

    Tugging a hem. Checking a side profile. Putting it back on the rail. Every one of us has done it, and we got tired of clothes that were simply made bigger instead of made better.

    So we built our own: patterns redrawn from scratch, fabrics tested on long, hot days, and every fit approved by the people who actually wear it. Six pairs to start, made so you can stop thinking about your clothes and start enjoying the room.

    The Monday Theory team

    Questions

    Good to know.

    When do the Six launch?

    We are in final production now. Everyone on the founding list hears first and gets first pick of sizes before we open to the public.

    What is the founding discount?

    Join the list and you get 15% off your first order from the launch collection, plus early access before anyone else. It is saved to your email, so there is no code to remember.

    Which sizes will you make?

    XL to 6XL at launch, covering chests from 42 to 59 inches. Every product has a size guide with chest and waist measurements, so you can choose with confidence.

    Can I buy just the top or just the bottom?

    Yes. Each pair is designed to be worn together and costs less as a set, but every piece is also sold on its own.

    How do the colour suggestions work?

    We matched each colourway to the skin tones it contrasts with best, using classic colour theory. It is a starting point, not a rule. Every pair looks good on anyone who likes it.

    What if the size is not right?

    Exchanges will be simple. If something does not fit the way it should, we will swap the size.

    The founding list

    Be first in the room.

    • First access to the Six
    • First pick of sizes
    • 15% off your first order