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Women's Workout Jumpsuits Australia

A women's workout jumpsuit removes the one thing you keep managing mid-set: the gap between top and bottom. The KNAKRD OMNIA Jumpsuit is one piece with sculpting compression, an open back and a high waist that sits where a waistband would, without the band. Five colours, sizes S to XL, squat-tested in every one.

Before you choose

How do I know what size to order?

Everything here is true to size — take the size you normally wear. Every product page has a size chart, and the fit recommender will confirm it against your measurements if you'd rather check.

Will they go sheer or roll down?

No. Every colourway is squat-tested before it goes on the site, and the high waistband is cut to stay put rather than fold over. If a pair ever behaves otherwise, we want to hear about it.

How long will delivery take?

Order by 2pm (Sydney time) and it’s packed and shipped the same business day. Shipping is free on orders over A$120, and every order is tracked from the moment it leaves us.

What if it doesn't fit?

You have 30 days to send it back and we cover the return postage — so trying a size costs you nothing but the time it takes to repack the satchel.

Why a one-piece gym jumpsuit works

Nothing to tuck, pull down or readjust

The whole piece moves as one, so you're not hitching a waistband up between reps or pulling a top down at the mirror. Flat-lock seams lie flat against the skin, which means nothing rubs through squats, lunges or a long walk. It holds its shape through the day too, so a morning session and the errands afterwards take one outfit rather than two. For anyone training before work or school drop-off, that's the whole appeal.

One-piece gym wear that still breathes

The usual worry about a gym unitard is that it turns hot and clingy halfway through. OMNIA is made from breathable four-way stretch fabric, 78% nylon and 22% spandex, so it moves in every direction and lets air through instead of trapping it, and the open-back detail gives your shoulders room through overhead work. Every colourway is squat-tested before it goes on the site, the lighter Glacier White and Stone Grey included, so you can bend without wondering.

Sizing your workout jumpsuit, delivery and free returns

OMNIA fits true to size in S, M, L and XL, and our models wear a Small. Because a jumpsuit covers your whole torso, length matters as much as waist and hip, so use the size chart and the fit recommender on the product page. Between two sizes, the smaller gives a firmer hold and the larger feels more relaxed. Shipping is free over A$120, and you have 30 days to send it back, postage covered.

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