- Event: Stone Age Challenge
- Category: 50km , 100km
- Challenge type: Can be completed by multiple run/hike
- Timeline: Whole month of Nov 2020
- Result submission cut-off: 07 Dec 2020
- Venue: Anywhere you like (virtual series)
- Medal measurement: 77.5mm x 77.5mm x 4mm
- Early bird lucky draw (01 Oct - 10 Oct2020): RS Event Entry, RS Sweat Activated Tee
- Finisher lucky draw (submit result before the cut-off date): RS Camouflage Tee, Kinesiology Tape (random color)