They are sufficiently stable for a young child to be aboard accompanied by an adult, and are perfect as a personalized ferry boat to reach coves for snorkelling or just to avoid the crowds.
The boat is safe for older children to ride in without supervision.
mnli hypothesis: The boat is safe for older children to ride in without supervision. premise: They are sufficiently stable for a young child to be aboard accompanied by an adult, and are perfect as a personalized ferry boat to reach coves for snorkelling or just to avoid the crowds.