Saturday. 🔥 400+ booths and the biggest sand sports show in the world, going off right now. Last Proving Grounds run of the night is 6:00. Lot I, next to the Main Stage. Full send, sun going down, drivers sign after. Show-only deals all over the floor — link in bio. Open til 7. Back tomorrow 9 to 4, and that's it till next September. #sandsportssupershow #s4 #sandsports #dunelife #offroad #ultra4 #kingofthehammers #costamesa