Shadow Obstacle - Piece 3Member Price: $4356. 25 The 30 ft Shadow Obstacle PC Three is the third of the Shadow Obstacle Set. Participants start by entering the tunnels. Next is a set of obstacle balls and pop ups to pass. Finally, participants can exit through the horizontal barriers. This piece's multi purpose design helps its rental usability. Mix and match with another member of the Shadow Obstacle set for large corporate and community events. Or, rent it out individually