Burn Fat Faster Every Workout
Feel confident as you move with Threo leggings. The unique fabric boosts sweat so you see results fast. Every step helps burn stubborn fat around your waist. Comfort comes first, so you can wear them all day. Enjoy a slimmer look without extra effort.
Maximum Sweat
Enhanced heat effect helps increase perspiration during exercise. This supports quicker fat loss and a toned shape.

Easy Comfort
Soft material hugs your figure without feeling tight or rough. Move freely at the gym or home without discomfort.

Instant Slim Look
Waist design smooths your tummy for a flattering appearance. Look more confident wearing any outfit every day.

Size guide

TO MEASURE YOURSELF:
Stand straight with your arms hanging naturally by your sides.
Start the measuring tape at the waist and extend it down to the ankle.
Wrap the measuring tape around the thinnest part of your waist and the fullest part of your hips.
| SIZE | LENGTH | WAIST | HIPS | |||
|---|---|---|---|---|---|---|
| cm | inch | cm | inch | cm | inch | |
| S-M | 92 | 36.22 | 60-70 | 23.62-27.56 | 88-94 | 34.65-37.01 |
| L-XL | 97 | 38.19 | 70-82 | 27.56-32.28 | 94-100 | 37.01-39.37 |
| 2XL-3XL | 99 | 38.98 | 82-90 | 32.28-35.43 | 100-106 | 39.37-41.73 |
| 4XL-5XL | 103 | 40.55 | 90-100 | 35.43-39.37 | 106-112 | 41.73-44.09 |
| Size | US | UK | EU | Foot length | |
|---|---|---|---|---|---|
| cm | inch | ||||
| 35 | 5.5 | 4 | 35 | 23 | 9.06 |
| 36 | 6 | 4.5 | 36.5 | 23.5 | 9.25 |
| 37 | 6.5 | 5 | 37 | 24 | 9.45 |
| 38 | 7 | 5.5 | 38 | 24.5 | 9.84 |
| 39 | 7.5 | 6.5 | 38.5 | 25 | 10.04 |
| 40 | 8 | 7 | 39 | 25.5 | 10.04 |
| 41 | 8.5 | 7.5 | 41 | 26 | 10.24 |
| 42 | 9 | 8 | 42 | 26.5 | 10.43 |
| 43 | 9.5 | 9.5 | 43 | 27 | 10.86 |
| 44 | 10 | 10 | 44 | 28 | 11.22 |
















P***D (verified buyer)
Australia
These sauna pants help me feel pulled together at the office under loose tops. My midsection looks flatter, and I sweat more during my lunchtime walk.
N***K (verified buyer)
Australia
These pants hug my curves without squeezing too hard. I wear them under dresses, and my tummy looks flat. Extra sweat during walks feels like a bonus.
R***S (verified buyer)
Australia
Got these for my sister and tried them myself. We both noticed extra sweat around our stomachs and a more trimmed look in our favorite jeans.
M***R (verified buyer)
Australia
Bought these slimming pants after seeing a friend’s results. I sweat way more on the treadmill, and my jeans fit looser around my belly now.
I***B (verified buyer)
Australia
These leggings feel like a gentle hug. I sweat heavily during spin class, and my lower belly looks tighter now. They also handle washing well, good durability.
E***H (verified buyer)
Australia
I use the sauna pants for evening dance workouts. Sweat pours off my midsection, yet the fabric feels smooth and light. My confidence in leggings skyrocketed.
D***F (verified buyer)
Australia
After two kids, my stomach never felt firm. These leggings help me sweat during simple home workouts, and my waistline looks more defined in photos.
B***C (verified buyer)
Australia
Bought the leggings to jump-start my fitness goals. My stomach area gets extra warm, I sweat a lot more, and the waistband smooths everything nicely.
O***L (verified buyer)
Australia
Love these slimming leggings for daily errands. I throw them on under a hoodie, sweat more while walking, and my waist looks smoother all day long.
T***J (verified buyer)
Australia
I use these slimming pants for evening walks. My core gets extra warm, and I can see a smoother outline in my workout tops after a couple weeks.