Water kart ?

[ML-TOYS]

Looks like fun
http://odditymall.com/gliss-speed-electric-water-go-kart

 

[ezcome-ezgo]

Do not want. A used jet-ski is sufficient.

 

[OzFab]

I think they look like fun (although electric & water could be interesting); comparing those to a jet ski would be like comparing an ATV to a kart (in my mind anyway)...