mph (13kph). They are 3 and 5 years old. Most of the time, they feel like idling is a wild ride, but get up to 8mph if I hold them.Tubing with kids 8
11 years old
Depends dramatically on the kid, but most wouldnt want to go faster than 15 or 20 mph (24 to 32 kilometers).Tubing with older teens and adults
Above 25 mph (40 kilometers) gets