Sizing for Sigvaris Style Soft Opaque (840). Toggle inches/cm and tap your measurements to highlight the right size — data straight from Sigvaris' official charts.
Sigvaris Style Soft Opaque (840) Size Chart
Style
Tap any measurement below to see your full size details.
Do not base your size on your shoe size. Medical compression garments require precise ankle and calf measurements to work correctly. Please use your exact measurements on the chart below to find your perfect fit.
👆 Tap a value in the table to highlight your size.
Circumference
| Measure | Small | Medium | Large |
|---|---|---|---|
| Ankle Circumference | 18–21.5 cm7"–8.5" | 21.5–25.5 cm8.5"–10" | 25.5–29 cm10"–11.5" |
| Calf Circumference | 28–39 cm11"–15.5" | 31.5–45 cm12.5"–17.5" | 35.5–51 cm14"–20" |
| Thigh Circumference | 45.5–66 cm18"–26" | 48–73 cm19"–28.5" | 52–84 cm20.5"–33" |
| Hip Circumference Guidelines | 83–112.5 cm32.5"–44.5" | 87–127 cm34.5"–50" | 98–150.5 cm38.5"–59.5" |
Small
Ankle Circumference
18–21.5 cm7"–8.5"
Calf Circumference
28–39 cm11"–15.5"
Thigh Circumference
45.5–66 cm18"–26"
Hip Circumference Guidelines
83–112.5 cm32.5"–44.5"
Medium
Ankle Circumference
21.5–25.5 cm8.5"–10"
Calf Circumference
31.5–45 cm12.5"–17.5"
Thigh Circumference
48–73 cm19"–28.5"
Hip Circumference Guidelines
87–127 cm34.5"–50"
Large
Ankle Circumference
25.5–29 cm10"–11.5"
Calf Circumference
35.5–51 cm14"–20"
Thigh Circumference
52–84 cm20.5"–33"
Hip Circumference Guidelines
98–150.5 cm38.5"–59.5"
Length (Short vs Long)
| Measure | Short | Long |
|---|---|---|
| Calf Length | ≤41 cm≤16" | >41 cm>16" |
| Leg Length | ≤72 cm≤28.5" | >72 cm>28.5" |
Short
Calf Length
≤41 cm≤16"
Leg Length
≤72 cm≤28.5"
Long
Calf Length
>41 cm>16"
Leg Length
>72 cm>28.5"
Size codes: Sizes combine letter + length: SS/SL, MS/ML, LS/LL.
- Women's Shoe Sizes: Short leg 5.5–9.5, Long leg 8–12
- Maternity hip circumference guidelines: Small: <56" (142 cm), Medium: <62" (157.5 cm), Large: <70" (178 cm)
Need help choosing your size?
Our Certified Fitters are standing by. Mon–Fri 8am–7pm CST
📞 1-800-504-7315
Between sizes? Size down for a firmer therapeutic fit, or up for easier donning. It should feel snug — like a firm, even hug.
Wrong size? No problem. Easy exchanges — we’ll get you into the right fit.
Measure first thing in the morning, before swelling, with a soft tape measure held level. Applies to: Style Soft Opaque 840 Knee Highs, Thigh Highs, Pantyhose, Maternity. Step-by-step Measuring Guide →
