nike has established a by-appointment, customization design studio in new york city to celebrate the re-launch of NIKEiD NIKEiD at 255 studio offers people an opportunity to custom design nike shoes, just as you can on the site, but with loads of creative stimulation – design consultants personally walk people through the process of selecting and designing the footwear. sizes of each of the models are also available to try on so visitors can ensure the exact fit.