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Discover your perfect fit with us! Whether you're going to the gym, on a run, or lounging around - we've got you covered. Our sizing ranges from XS - XXL with a wide selection of styles to accommodate diverse body shapes. Our guides take into account both body measurements and specific style fit to ensure comfort and performance.
| Waist (cm) | Hips (cm) | |
| XS | 65-70 | 90-95 |
| S | 70-75 | 95-100 |
| M | 75-80 | 100-105 |
| L | 80-85 | 105-110 |
| XL | 85-90 | 110-115 |
| XXL | 90-95 | 115-120 |
| Bust (cm) | Underbust (cm) | Waist (cm) | |
| XS | 80-85 | 70-75 | 65-70 |
| S | 85-90 | 75-80 | 70-75 |
| M | 90-95 | 80-85 | 75-80 |
| L | 95-100 | 85-90 | 80-85 |
| XL | 100-105 | 90-95 | 85-90 |
| XXL | 105-110 | 95-100 | 90-95 |
|
MSCR SIZE |
AU |
US |
UK |
EU |
|
XS |
6-8 |
2-4 |
6-8 |
34-36 |
|
S |
8-10 |
4-6 |
8-10 |
36-38 |
|
M |
10-12 |
6-8 |
10-12 |
38-40 |
|
L |
12-14 |
8-10 |
12-14 |
40-42 |
|
XL |
14-16 |
10-12 |
14-16 |
42-44 |
|
XXL |
16-18 |
12-14 |
16-18 |
44-46 |
*For the most accurate fit we recommend referring to our measurement guidelines above.
TOPS
| Chest (cm) | Waist (cm) | |
| XS | 92-97 | 70-75 (28 inch) |
| S | 97-102 | 75-80 (30 Inch) |
| M | 102-107 | 80-95 (32 Inch) |
| L | 107-112 | 85-90 (34 Inch) |
| XL | 112-117 | 90-95 (36 Inch) |
| XXL | 117-122 | 95-100 (38 Inch) |
| XXXL | 122-127 | 100-105 (40 Inch) |
BOTTOMS
| Waist (cm) | Hips (cm) | |
| XS | 70-75 (28 inch) | 85-90 |
| S | 75-80 (30 Inch) | 90-95 |
| M | 80-95 (32 Inch) | 95-100 |
| L | 85-90 (34 Inch) | 100-105 |
| XL | 90-95 (36 Inch) | 105-110 |
| XXL | 95-100 (38 Inch) | 110-115 |
| XXXL | 100-105 (40 Inch) | 115-120 |
Running is the ultimate test of kit endurance. Unlike a controlled studio, the road demands gear that manages heat, wind, and repeated impact without breaking down mid-stride. Women's running clothes at Muscle Republic feature ultra-lightweight, moisture-wicking fabrics designed for zero-distraction movement through every kilometre.
To complete your setup, a running hat acts as the essential finish by cutting the glare of the Aussie sun with a breathable, stay-put fit that keeps your focus locked on a new PB. It is locally-tested gear built for high-mileage sessions to ensure nothing slows your momentum.
What the lower body wears determines how far the session goes. Women's Running Shorts are cut for stride length and ventilation, sitting high enough to avoid inner-thigh friction across longer session lengths without sacrificing coverage on uphill efforts. Anchor the upper body with a High Support Sports Bra that locks in without restricting the ribcage through sustained cardio breathing. Muscle Republic women's running clothes are built for athletes who measure progress in kilometres, not just sessions.
From the daily grind to race-day PRs, your training isn't one-dimensional, and your gear shouldn't be either. Women's running clothes should provide the lightweight compression and airflow needed to maintain your pace without the chafe. This is high-mileage kit with Northern Beaches DNA, built to disappear so you can focus on the road ahead.
Whether you’re slowing the pace in the Walking Collection or pushing the limit in a full Women's activewear kit, we’ve sorted the details so you can clock up the distance.