Sexy isn't lace. It's freedom.
Why "sexy underwear" got lazy — and what confident, feminine, comfortable underwear actually looks like.
Three sensible ways to never think about underwear again.
A 4-pack to test it. A 7-pack to fill the drawer. A 10-pack to start completely fresh. Same underwear, three commitment levels — the maths gets nicer as you go up.
What you'll notice on day one
Three things customers tell us within the first wear.
It stays put
The waist sits flat where you put it. The leg openings don't shift. No mid-morning rescue mission in a bathroom mirror.
It's invisible
No lines through white pants, no bumps under a dress, no bunching anywhere. Truly disappears under everything.
It stays dry
Pilates, a hot day, a long flight — recycled performance fabric wicks moisture without holding it.
Watch the proof
Dries faster than cotton. Way faster.
Recycled performance fabric wicks moisture and dries in a fraction of the time of cotton or bamboo. A hot day, a long flight, a Pilates class — you stay comfortable.
Slide for the timed dry-test next to a cotton thong.
Wear it anywhere. Feel it nowhere.
THE GYM G
as low as $22 IN BUNDLE OFFER. Free shipping on 2 or more pairs!
Moisture Wicking
Cotton Gusset
Sustainable Materials
Comfort
Stays in Place
Invisible Lines
The most comfortable sweat-free workout underwear you never knew you needed! Activewear grade underwear with moisture-wicking properties and buttery-soft comfort that leaves you ready for absolutely anything when you're active every day!
The Gym G® was designed with the three F’s in mind: fit, feel and function. The fit is firm yet stretchy and stays put when pulling on your tights. The recycled fabric feels luxe and buttery soft and is designed to endure your sweatiest workouts. The natural cotton gusset will help keep her healthy. The Gym G® is moisture wicking and Bare-ly there; you'll forget you're wearing underwear!
Sweat-proof, seamless and sustainable, technical fabrics are leading the way when it comes to the health and performance of the clothes you wear. Not to mention, so super-comfortable you'll want a pair of Bare Thrills on every day!
The cotton gusset gives you the best of both worlds with a natural fibre where you most want it to be, combined with the sweat-free properties of our recycled Prueco fabric carrying the heavy lifting of performance-wear.
Here's the details:
- V-shaped thong
- medium rise waist
- signature roll preventing waist & front seams
- seamless back
- Ultra soft and smooth
Our recycled nylon is called PRUECOⓇ by Prutex Nylon Co. Ltd and is made out of mostly pre-consumer waste. However, it may also come from some post-consumer waste such as industrial fishing nets. The fabric carries the Global Recycled Standard (GRS). Read more on why we chose recycled nylon for our active underwear range.
Shape & Fit
- The Gym G® is designed to be firm for ultimate support during your workouts.
- True to size - firm from the very first wear.
- The buttery soft material only gets softer with each wash!
- If you are between sizes, we recommend sizing down for optimal firm fitting. Example: If you are a size S-M (10-12) choose a size S.
Model sizing:
- 5'9" wearing a size LARGE (model is a Size 16 AU dress size)
- 5'7" wearing a size X-SMALL (model is a Size 6-8 AU dress size)
Composition & Care
- 73% recycled nylon 27% spandex
- cotton gusset
- cold machine wash and air dry only
- wash before wear
The Gym G is designed to be firm for ultimate support during your workouts.
Our underwear is true to size and supportive from the very first wear.
If you are between sizes, we recommend sizing down for the designed supportive fit.
Example: If you are a size S-M (10-12) choose a size SMALL.
"Love that these are not see through!"
Build your pack.
Pick 1, 4, 7, or 10. Mix sizes and colours per pair. Discount applied automatically at cart.
Honest underwear talk + how to wear what you already own
Fresh from the journal
Underwear that won't roll down or bunch: why it happens and the fix
Short answer: underwear rolls down, rides up or bunches for one reason, and it is not you. It is the edges and the fit. Stitched leg elastic and a waistband that grips instead of lying flat give th...
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Underwear for sensitive skin: what actually stops the itch
Short answer: underwear that irritates sensitive skin almost always comes down to three things, and all three are fixable. A scratchy tag, hard seams or leg elastic, and a fabric that does not brea...
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What to wear under a white dress (so nothing shows)
Short answer: to show nothing under a white dress, match your skin, do not hide behind white. The most invisible option is a seamless G-string in a nude tone close to your own skin, with no back se...
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Seamless underwear in Australia: how to find a pair that actually works
Short answer: to find seamless underwear in Australia that genuinely works, look for three things: bonded flat edges (not stitched elastic), a real cotton-lined gusset, and no back seam. Most "seam...
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Thong vs G-string vs seamless brief: which actually disappears?
Short answer: if the goal is underwear that disappears under clothes, the seamless G-string wins. A thong, a G-string and a seamless brief are three different amounts of fabric. The less back and s...
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How to get comfortable in a thong when you've always hated them
Short answer: if you have always hated thongs, you have almost certainly only worn bad ones. The discomfort you remember, the digging, the riding up, the feeling of floss, comes from cheap construc...
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Are thongs bad for you? An honest, evidence-based answer
Short answer: no, thongs are not inherently bad for you. The health worries people have about thongs come down to two things, and neither is the shape of the underwear. It is the fabric sitting aga...
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What actually stops thong chafing at the gym
Chafing gets blamed on sweat, but sweat is mostly the accomplice. The actual culprits are friction points - seams, edges and damp fabric rubbing the same patch of skin through a few hundred reps. ...
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Underwear that feels like nothing (not just looks it)
"Invisible underwear" usually means one thing: no line through your leggings. Useful, but it's only half the job. Plenty of pairs look invisible from the outside and spend the whole day making the...
Read moreCome say hi
Real customers, honest underwear opinions, the occasional reel worth 20 seconds.
Quiet underwear.
Underwear that doesn't pull, dig, hold sweat, or ask for your attention. For anyone whose nervous system is tired of negotiating with their clothes.
FIT
Firm-fitting and oh-so-comfortable! No rolling when pulling up your tights and BARE-ly there seams. You'll wonder what you ever did before Bare Thrills!
FEEL
Who knew recycled could feel so good? Stretchy and buttery soft. You'll forget you're even wearing underwear.
FUNCTION
However you train you'll feel supported in your Bare Thrills underwear. Designed and tested for gentle yoga or your most rigorous workouts.
Let customers speak for us
They feel great! The material is so smooth. They do not roll up. Overall, probably the best and most comfortable undies I have ever owned.
So super comfy, absolutely love the colour, perfect for my daily work outs, highly recommend.
Absolutely love these!
They fit so well and they are actually wide enough to keep everything covered no matter what sport you use them for!
Love my gym g’s! They’re true to size, super soft, don’t dig in and are invisible under my active wear. I love these so much I wear them under anything I don’t want seams showing through.
I had an issue with some of the glue coming undone at the seams from an initial batch and not only did I get a friendly and fast reply but they were all replaced. Love supporting local and definitely recommend
They are super comfy, super soft and silky stretchy material.
They are seamless and its like you are wearing No underwear.
Would totally recommend 100% for Gym and Running plus just everyday wear.
Perfect for under gym wear as you can’t see them! Would definitely recommend!
the perfect seamless undies, been searching for the perfect pair and these are it! in love 🫶🏼
The most perfect undies for the gym! No seams, sweat proof and super comfy!
These are the most comfortable underwear I have ever worn to the gym. They are sweat proof camel toe proof and they don’t show show any lines. Absolutely amazing
Love these undies for the gym and just everyday wear. So comfortable and have a sleek design which doesn’t show through fabric!
Love my gym g’s now for my workouts. They stay in place, are comfy where we need it most and have the barely there look and feel, very happy.
The Gym G is very comfortable and 100% seamless. I can wear it with anything and not have to worry about lines or discomfort. Would highly recommend gym girlies and even non-gym girlies to buy this!
Love these undies, even with colour undies when you can see through them easily they’re so great and comfy and can’t see through which is just brillant 🤩
Underwear that disappears under everything you actually wear.
Designed around movement. Worn everywhere else.
Find us on Instagram
@barethrills_underwear — for the daily honest underwear opinions, fit pics, and the occasional Pilates rant.