SweatCraze
PostureLine Shoulder Support Corset
PostureLine Shoulder Support Corset
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A gentle nudge to stand a little taller. PostureLine's shoulder-and-back support is built for long desk days, workouts, or anywhere you want a quiet reminder to roll your shoulders back.
Why you'll love it:
- Adjustable straps fit a range of body sizes comfortably
- Encourages a naturally upright stance through the day
- Light enough to forget you're wearing it
- Works under or over your regular clothes
Fit: Adjustable straps accommodate a range of body sizes.
Designed for general posture support; not a medical device.
Free US shipping. 30-day returns.
Size Guide
Size Guide
Use this guide to find your size across our shapewear, corsets, and waist trainers. Letter sizes are matched to standard US dress sizes below — if you're between two sizes, size up for all-day comfort or size down for maximum compression.
Corsets, Bustiers & Body Shapers
| Size | US Dress Size | Waist (in) | Hip (in) |
|---|---|---|---|
| S | 4–6 | 25–27 | 35–37 |
| M | 8–10 | 28–30 | 38–40 |
| L | 12–14 | 31–33 | 41–43 |
| XL | 16–18 | 34–37 | 44–47 |
| XXL / 2XL | 20–22 | 38–41 | 48–51 |
| XXXL / 3XL | 24–26 | 42–45 | 52–55 |
| 4XL | 28–30 | 46–49 | 56–59 |
| 5XL | 32–34 | 50–53 | 60–63 |
| 6XL | 36–38 | 54–57 | 64–67 |
Waist Trainers & Waist Belts
| Size | Natural Waist (in) |
|---|---|
| XS | 23–25 |
| S | 26–28 |
| M | 29–31 |
| L | 32–35 |
| XL | 36–39 |
| XXL | 40–43 |
| XXXL | 44–47 |
| 4XL | 48–51 |
Leggings & High-Waist Briefs
| Size | US Dress Size | Waist (in) | Hip (in) |
|---|---|---|---|
| S | 2–4 | 24–26 | 34–36 |
| M | 6–8 | 27–29 | 37–39 |
| L | 10–12 | 30–32 | 40–42 |
| XL | 14–16 | 33–36 | 43–46 |
How to Measure
- Waist: Measure around your natural waistline, at the narrowest point above your belly button.
- Hip: Measure around the fullest part of your hips, keeping the tape parallel to the floor.
This chart is a general US sizing reference across our shapewear styles. Exact fit can vary slightly by garment and material stretch — check the size note on each product page for style-specific guidance.
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