Sandman 50 is a 50km running race from Old Dunsborough boat ramp to Busselton Jetty and back. The course is on the beach, with the nominal race line being within 3 metres of the water’s edge.

It starts under a full moon at 2am on Saturday 7 January 2023.

Entrants can do the entire race solo, or can compete in teams of two, doing 25km each, with the changeover at Busselton Jetty.