1
Product
2
Gender
3
Units
4
Measure
5
Your Size
SIIL Ostomy
Find Your Perfect Fit
Select your product and we’ll guide you to your exact size in 4 easy steps.
Ostomy Belt
Classic vertical belt. Waist measurement at stoma level. Available XS → 3XL.
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Wrap, Swimwear
& Panty
& Panty
Discreet everyday coverage, swimwear & panty. Bust · Waist · Hip.
Select
Step 2 of 5 · Ostomy Belt
Your Gender
We’ll show you how the belt looks on a body like yours.
Female
Women’s fit reference
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Male
Men’s fit reference
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This is only used to show relevant model photos — sizing is identical for all genders.
Step 2 of 4
What’s Your Unit?
Choose the measurement system you’re most comfortable with — we’ll use it for everything.
cm
Centimetres
Metric system
Used in most countries
Centimetres
Metric system
Used in most countries
in
Inches
Imperial system
US & UK standard
Inches
Imperial system
US & UK standard
Step 4 of 5 · Ostomy Belt
How to Measure
One measurement is all you need — your waist at stoma level.
1
Find stoma level
Locate your stoma and measure your waist at exactly that height.
2
Use a measuring tape
Use a measuring tape. Depending on how snug you want the belt to feel, get your measurement accordingly.
3
Breathe normally
Don’t hold your breath or pull in. Natural posture only.
Measuring in cm
Enter Your Waist
Circumference at stoma level
Press Enter or tap the button
Step 3 of 4 · Wrap, Swimwear & Panty
How to Measure
Three measurements. Use a soft tape and stand naturally.
1
Bust
Around the fullest part of your chest. Keep tape level.
2
Waist
At the narrowest point, usually above the navel.
3
Hip
Around the fullest part of your hips and seat.
Measuring in cm
Enter Your Waist
Waist circumference — used for all wrap, swimwear & panty sizing
Press Enter or tap the button
Step 4 of 4 · Your Size
Your Size
Ostomy Belt · Recommended Size
Shown on model — Size M
This belt is elastic — it will fit your entire size range comfortably.
M
88 – 97 cm
Shown on model — Size M
This belt is elastic — it will fit your entire size range comfortably.
Full Size Chart — Ostomy Belt
All Sizes
Units
Tap any row to preview that size on a model
| Size | Waist (cm) | Belt Fit Range | Preview |
|---|---|---|---|
| XS | 55 – 75 | 55 cm75 cm fully stretched | |
| S | 75 – 87 | 75 cm87 cm fully stretched | |
| M | 88 – 97 | 88 cm97 cm fully stretched | |
| L | 98 – 108 | 98 cm108 cm fully stretched | |
| XL | 109 – 118 | 109 cm118 cm fully stretched | |
| XXL | 119 – 129 | 119 cm129 cm fully stretched | |
| 3XL | 130 – 140 | 130 cm140 cm fully stretched |
Elastic fit: The belt stretches to accommodate your full measurement range. If you fall exactly on the border of two sizes, either will work — choose based on where you feel most comfortable.
Step 4 of 4 · Your Size
Your Size
Wrap, Swimwear & Panty · Recommended Size
Elastic fabric — fits comfortably within your full size range.
M
68 – 74 cm
Elastic fabric — fits comfortably within your full size range.
Full Size Chart — Wrap, Swimwear & Panty
All Sizes
Units
| SIIL Size | Waist (cm) | Waist (in) | Preview |
|---|---|---|---|
| XS | 58 – 62 | 22.8 – 24.4 | |
| S | 62 – 68 | 24.4 – 26.8 | |
| M | 68 – 74 | 26.8 – 29.1 | |
| L | 74 – 80 | 29.1 – 31.5 | |
| XL | 80 – 86 | 31.5 – 33.9 | |
| XXL | 86 – 92 | 33.9 – 36.2 |
Elastic fit: All wrap and swimwear styles stretch to fit your full size range. At a border, either size works — choose what feels most comfortable.
