Size Guide
All sizes listed are in UK sizing.
CLOTHING
All clothing sizes are shown using UK sizing.
WOMEN
| UK Size | International | Bust | Waist | Hips |
|---|---|---|---|---|
| 6 | XS | 80–82 cm | 61–63 cm | 86–88 cm |
| 8 | S | 83–85 cm | 64–66 cm | 89–91 cm |
| 10 | M | 86–88 cm | 67–70 cm | 92–95 cm |
| 12 | L | 89–93 cm | 71–75 cm | 96–100 cm |
| 14 | XL | 94–98 cm | 76–80 cm | 101–105 cm |
| 16 | XXL | 99–104 cm | 81–86 cm | 106–111 cm |
| 18 | 3XL | 105–110 cm | 87–92 cm | 112–117 cm |
| 20 | 4XL | 111–116 cm | 93–98 cm | 118–123 cm |
How to Measure Your Body
Bust
Measure around the fullest part of your bust, keeping the tape measure level.
Waist
Measure around the narrowest part of your natural waist without pulling the tape too tightly.
Hips
Measure around the fullest part of your hips, keeping the tape measure level.
Clothing Fit Tip
If you're between two sizes, we recommend choosing the larger size for a more relaxed and comfortable fit.
For a more fitted look, choose the smaller size.
Please note that sizing may vary depending on the brand, fabric, cut, and style of each garment. For items with a specific fit, please refer to the product description for additional sizing recommendations.
SHOES
WOMEN
| UK | EU | Foot Length |
|---|---|---|
| 2 | 35 | 22.0 cm |
| 2.5 | 35.5 | 22.5 cm |
| 3 | 36 | 23.0 cm |
| 3.5 | 36.5 | 23.5 cm |
| 4 | 37 | 23.8 cm |
| 4.5 | 37.5 | 24.2 cm |
| 5 | 38 | 24.6 cm |
| 5.5 | 38.5 | 25.0 cm |
| 6 | 39 | 25.4 cm |
| 6.5 | 40 | 25.8 cm |
| 7 | 40.5 | 26.2 cm |
| 7.5 | 41 | 26.7 cm |
| 8 | 42 | 27.1 cm |
| 8.5 | 42.5 | 27.5 cm |
| 9 | 43 | 27.9 cm |
How to Measure Your Foot
-
Place your foot flat on a sheet of paper.
-
Mark the back of your heel and the tip of your longest toe.
-
Measure the distance between the two points.
-
Compare your measurement with the chart above.
Fit Tip
If you're between sizes, we recommend choosing the larger size for a more comfortable fit.
Sizing may vary slightly depending on the brand, model, and fit of the shoe.
Walk further and feel better every day in the Céline Comfort Knee-High Boots from Aira Studio. These beautifully designed boots combine elegant, knee-high styling with genuine orthopedic support, making them the ideal choice for women who need footwear that looks as good as it feels. Whether you are commuting, running errands, or spending long hours on your feet, the Céline Boots provide the comfort and stability your body genuinely deserves throughout the day.
The supportive construction works to relieve the foot and joint fatigue that comes from prolonged standing and walking, while the wide, stable base helps improve posture and reduce strain on the knees and lower back. Despite their practical function, these boots are designed with a sleek, contemporary silhouette that looks polished and intentional — equally at home paired with trousers, tights, or midi skirts for a smart, considered everyday look.
At Aira Studio, comfort should never come at the expense of style. The Céline Comfort Knee-High Boots prove that supportive footwear can be genuinely elegant, well-made, and worth wearing every single day. Durable enough for regular daily use and designed to hold their shape across many seasons of consistent wear, these boots are a worthwhile investment in both your comfort and your wardrobe. Order yours today and start every day on the right foot.
- Orthopedic support for all-day comfort
- Knee-high, sleek contemporary silhouette
- Wide, stable base for improved posture
- Relieves foot and joint fatigue
- Durable construction for regular daily wear
- Ideal for commuting, work, and city life
We process all orders within 1–2 business days.
Delivery within the United Kingdom takes approximately 5–8 business days.
We offer free delivery across the UK.
Once your order has been dispatched, you will receive a confirmation email containing your tracking number, allowing you to track your parcel.
You may return your order within 14 days of receipt. Items must be unused, in their original condition, and returned in their original packaging.
To initiate a return, please contact our customer service team. Once your return has been approved and received, we will process your refund or exchange as soon as possible.