The most common and most likely answer to this crossword clue is the 8 letter word STEAMERS
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More clues leading to the result STEAMERS
Buddy explains!

The straight part
We know that "wetsuits" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case wetsuits = steamers.The cryptic/wordplay part
In cryptic crossword there's often an wordplay/cryptic part as well.This part involves a more complex hint, such as an anagram, homophone, hidden word, etc.
Sadly, We don't have an explanation for this specific crossword clue yet.
What does STEAMERS mean?
STEAMERS noun- A device or object that works by the operation of steam.
- A mode of transportation propelled by steam.
- A babycino (frothy milk drink).
- A wetsuit with long sleeves and legs.
- The name of various animals.
- A racehorse the odds of which are becoming shorter (that is, decreasing) because bettors are backing it.
- An act of fellatio.
- A member of a youth gang who engages in steaming (robbing and escaping in a large group).
- A drinking session.
- A dish made by cooking diced meat very slowly in a tightly sealed pot with a minimum of flavourings, allowing it to steam in its own juices; specifically such a dish made with kangaroo meat.
- A mug.
- A homosexual man with a preference for passive partners.
- A prostitute's client.
- A gambler who increases a wager after losing.
- A kind of chest for luggage, having a flat or slightly curved top and usually covered in canvas, leather or patterned paper.