Open Water Suits
Suits used for Open Water Swimming can be different from those sanctioned for Pool Use...BUT...they must still confirm to FINA Rule ie.shall not cover the nec, extend beyond the shoulders or fall below the ankles. Suit that fasten down the back are prohibited"
There have been a number of competitors turning up for events in equiipment allowed in triathlon and other sorts ...but not allowed in swimming.
For the full ruling see
