If in between sizes, size up for the best fit.
Utoyup recommends: Please buy ONE SIZE larger than usual.
| Cup Size / Band Size | 34 | 36 | 38 | 40 | 42 | 44 | 46 |
| B | 34B | 36B | 38B | 40B | 42B | 44B | 46B |
| C | 34C | 36C | 38C | 40C | 42C | 44C | 46C |
| D | 34D | 36D | 38D | 40D | 42D | 44D | 46D |
| DD | 34DD | 36DD | 38DD | 40DD | 42DD | 44DD | 46DD |
| DDD | 34DDD | 36DDD | 38DDD | 40DDD | 42DDD | 44DDD | 46DDD |
| G | 34G | 36G | 38G | 40G | 42G | / | / |