BEST ANSWER: A size 34 underbust is equivalent to a size 12 top in our brand.
Please view our interactive Size Guide which shows how to measure your body in order to choose the perfect size for your shape: https://www.swimsuitsforall.com/browse/sizeChartLanding.php?sc=13
Matching YOUR measurements to OUR size chart is the best way to order the right fit!
Or, call our Swim Stylists at 1.888.241.SWIM (7946) for personal fit assistance.
- Samantha Y Staff on Mar 12, 2018