Hop on the 4 for a meeting downtown. Now back on the 1 for dog treats uptown. By the time your swanky pup finally takes off his collar, the sun has set on another busy day. That 's right--you 've got a real NYC hustler. For a busy dog like him, a chewy, fuzzy MetroCard is an utter necessity. Specs Poly fill Squeaker Spot clean with soap and water