Bust support in swimwear can come from multiple construction details: cup type, underbust support, strap width, adjustability, lining, and how the neckline holds the body in motion.
Check the support level
Oceanshe uses a 1–5 support level so shoppers can compare styles quickly.
Check the details
A true support claim should be backed by real product information such as adjustable straps, wider straps, sewn-in cups, or stronger underbust structure.