You can reach Nailed It Studio Asok easily by car or taxi.
From Ratchadaphisek Road.
At the Asok intersection turn right onto Sukhumvit Road. Drive approx. 500 meters down Sukhumvit and take the first U-Turn. From there drive straight and turn left onto Sukhumvit Soi 19. From here you can enter the parking structure at Terminal 21.
From Asok Montri Road.
Driving down towards Sukhumvit turn right into Sukhumvit 21, soi 1. (100 Pi Sayam Samakhom Alley) and take the first turn to the left to enter Soi Sukhumvit 19. From there you drive towards Sukhumvit Road and you can enter the Terminal 21 Parking structure on the left hand side.
From Sukhumvit Road (Central World Side)
Drive down Sukhumvit Road towards Bang Na and turn left into Sukhumvit Soi 19. From here you can turn right into the parking structure at Terminal 21.
From Sukhumvit (Bang Na Side)
Drive down Sukhumvit Road towards Central World and 500 meters after the Asok intersection take a U-Turn onto Sukhumvit towards Bang Na. From here turn left into Sukhumvit Soi 19 where you can turn right into the parking structure at Terminal 21.