Callidora | Flyknit Orthopedic Sneakers
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Size Finder · Women
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Free shipping · Order today, arrives in 5–8 business days
- 90-day returnsPrintable return label by email
- Ships in 2–4 business daysTracked delivery in 3–4 days
- Real people, real answersEmail replies within a few hours
- Designed in the USAConsidered pieces, made to last
Stylish Orthopedic Sneakers for Ultimate Comfort
Introducing the Women's Lightweight Flyknit Orthopedic Sneakers, designed to provide a perfect blend of comfort and style. These sneakers offer a 10cm (4") height boost, elevating your stature while ensuring you look elegant and feel confident.

Key Features
- Height Boost: Gain stature and presence without sacrificing style.
- Lightweight Flyknit Upper: Breathable, stretch-fit comfort that moves with you.
- Sleek, Athletic Silhouette: Street-smart style that pairs effortlessly with joggers, jeans, or tailored fits.
- Ultra-Cushioned Insole: Soft on impact, strong on support—for all-day elevation.
- Discreet Confidence: Looks like a regular sneaker. Feels like the upgrade you deserve.

Specifications
- Material: Flyknit
- Height Boost: 10cm (4 inches)
- Insole Type: Ultra-cushioned
- Style: Athletic Sneakers
- Fit: Stretch-fit
Size Chart
| US Size | EU Size | Foot Length (in) |
|---|---|---|
| 5 | 36 | 8.7 |
| 6 | 37 | 9.1 |
| 7 | 38 | 9.4 |
| 8 | 39 | 9.8 |
| 9 | 40 | 10.2 |
| 10 | 41 | 10.6 |
| 11 | 42 | 10.9 |
Measurements are approximate. For the best fit, measure your foot length and compare to the chart above.
Size Guide
Find your fit.
Our pieces follow standard US sizing. If you're between sizes, choose the larger size for outerwear and knitwear and your usual size for dresses. The Size Finder on every product page gives you a personal recommendation in seconds.
Women's clothing
| Size | US | Bust (in) | Waist (in) | Hips (in) |
|---|---|---|---|---|
| XS | 0–2 | 31–32 | 24–25 | 34–35 |
| S | 4–6 | 33–34 | 26–27 | 36–37 |
| M | 8–10 | 35–36 | 28–29 | 38–39 |
| L | 12–14 | 37.5–39 | 30.5–32 | 40.5–42 |
| XL | 16 | 40.5–42 | 33.5–35 | 43.5–45 |
| XXL | 18 | 43.5–45 | 36.5–38 | 46.5–48 |
Men's clothing
| Size | Chest (in) | Waist (in) | Neck (in) |
|---|---|---|---|
| S | 35–37 | 29–31 | 14–14.5 |
| M | 38–40 | 32–34 | 15–15.5 |
| L | 41–43 | 35–37 | 16–16.5 |
| XL | 44–46 | 38–40 | 17–17.5 |
| XXL | 47–49 | 41–43 | 18–18.5 |
Shoes
| Foot length (in) | Women US | Men US | EU |
|---|---|---|---|
| 9.0 | 6 | – | 36–37 |
| 9.4 | 7 | – | 37–38 |
| 9.7 | 8 | 6.5 | 38–39 |
| 10.0 | 9 | 7.5 | 40 |
| 10.3 | 10 | 8.5 | 41 |
| 10.6 | 11 | 9.5 | 42–43 |
| 11.0 | – | 10.5 | 44 |
| 11.3 | – | 11.5 | 45 |
| 11.7 | – | 12.5 | 46 |
Still unsure? Email info@fifthavenuestyle.com for personal sizing help.
Every piece is made from carefully selected materials. Please follow the care label inside the garment. As a rule of thumb: wash knitwear cold and dry it flat, and have tailored outerwear professionally dry cleaned to keep its shape for years.
Free US shipping on every order. Orders are processed within 2–4 business days, then delivered within 3–4 business days. You'll receive a tracking number by email as soon as your order ships.
90-day returns. Return unworn items in their original condition within 90 days of delivery. Email us and we'll send you a printable return label; the label cost is deducted from your refund, except for damaged, faulty or incorrect items. Full return policy