If you want to change a size or a style please return the article(s) with above procedure and place a new order in our online shop. We will refund back your return upon reception in our warehouse.
Every body is unique, and every silhouette carries its own distinct beauty. At Opaak, we emphasize structure and intelligent textiles to enhance sensuality—always with comfort in mind. To discover your ideal fit within our range, we recommend using a measuring tape and following the guide below.

Measure across your bust around the fullest point at a straight 90° angle.
Measure directly underneath your bust and keep a 90° angle.
Measure across the widest part of your hip make sure to keep a 90° angle.
| Size | Bust (in cm) | Underband (in cm) |
|---|---|---|
| 75 A | 86 - 90 | 73 - 77 |
| 80 A | 91 - 95 | 78 - 83 |
| 70 B | 83 - 87 | 68 - 72 |
| 75 B | 88 - 92 | 73 - 77 |
| 80 B | 93 - 97 | 78 - 82 |
| 85 B | 98 - 102 | 83 - 87 |
| 70 C | 85 - 89 | 68 - 72 |
| 75 C | 90 - 94 | 73 - 77 |
| 80 C | 95 - 99 | 78 - 82 |
| 85 C | 100 - 104 | 83 - 87 |
| 65 D | 82 - 86 | 63 - 67 |
| 70 D | 87 - 91 | 68 - 72 |
| 75 D | 92 - 96 | 73 - 77 |
| 80 D | 97 - 101 | 78 - 82 |
| 85 D | 102 - 106 | 83 - 87 |
| 65 E | 84 - 88 | 63 - 67 |
| 70 E | 89 - 93 | 68 - 72 |
| 75 E | 94 - 98 | 73 - 77 |
| 80 E | 99 - 103 | 78 - 82 |
| 85 E | 104 - 108 | 83 - 87 |
| 65 F | 86 - 90 | 63 - 67 |
| 70 F | 91 - 95 | 68 - 72 |
| 75 F | 96 - 100 | 73 - 77 |
| 80 F | 101 - 105 | 78 - 82 |
| Cup | 70 | 75 | 80 | 85 |
|---|---|---|---|---|
| A | - | 1 | 2 | 3 |
| B | 1 | 2 | 3 | 4 |
| C | 2 | 3 | 4 | - |
| D | 3 | 4 | - | - |
| Opaak | Hip (in cm) |
|---|---|
| 1 | 85 - 89 |
| 2 | 90 - 94 |
| 3 | 95 - 99 |
| 4 | 100 - 104 |
| 5 | 105 - 109 |
| 6 | 110 - 114 |
| OPAAK | EUR | UK | FR | I | US | RU | JP |
|---|---|---|---|---|---|---|---|
| 65 | 65 | 30 | 80 | 0 | 30 | 65 | 65 |
| 70 | 70 | 32 | 85 | 1 | 32 | 70 | 70 |
| 75 | 75 | 34 | 90 | 2 | 34 | 75 | 75 |
| 80 | 80 | 36 | 95 | 3 | 36 | 80 | 80 |
| 85 | 85 | 38 | 100 | 4 | 38 | 85 | 85 |
| OPAAK | EUR | UK | FR | I | US | RU | JP |
|---|---|---|---|---|---|---|---|
| 1 | 34 | 8 | 36 | 40 | 4 | 42 | 7 |
| 2 | 36 | 10 | 38 | 42 | 6 | 44 | 9 |
| 3 | 38 | 12 | 40 | 44 | 8 | 46 | 11 |
| 4 | 40 | 14 | 42 | 46 | 10 | 48 | 13 |
| 5 | 42 | 16 | 44 | 48 | 12 | 50 | 15 |
| 6 | 44 | 18 | 46 | 50 | 14 | 52 | 17 |
Unsure of your Opaak size?
We’re here to assist you in finding your ideal fit. Our team offers personalized guidance to help you discover the size and styles that best complement your unique shape - with care, expertise, and discretion.