the blue base. These uniforms have also been used on Christmas Day from the 2009–10 season, and was worn in particular by Nate Robinson for a "Kryptonate vs. Superman" theme against Dwight Howard in the 2009 Slam Dunk Contest. The St. Patrick's uniforms were shelved after the 2011–12 season. On Christmas Day 2012, the Knicks wore monochrome uniforms known as 'Big Color'. The uniforms are mostly orange, with blue trimming. The following year, the Knicks wore sleeved orange uniforms known as 'Big Logo', featuring a chrome-treated Knicks logo in front. For the 2014 edition, the Knicks wore a variation of their home uniforms, featuring the team logo in front and the player's first name in a blue nameplate below the number. The 2016 Christmas Day game against the Celtics saw the Knicks wear an all-blue uniform without additional striping, complete with fancy scripted orange lettering and numbers. As part of its deal with Nike, a special "City" uniform would be used to pay tribute to either local culture or team traditions. The Knicks' 2017–18 "City" uniform, which is navy with orange and grey trim and features an emblem containing the team name, uniform number, a ladder with a silhouette of a firefighter, a fire hydrant, and the abbreviation "N.Y.C." for New York City, pays homage to the city's firefighters and their families. It was designed in collaboration with the Knicks, the NBA, Nike and the Uniformed Firefighters Association. The Knicks' second "City" uniform is also in navy and features white lettering, a straight aligned "New York" wordmark in front and alternating stripes of blue, navy and orange designed to mimic the New York City skyline. The blue and orange arm striping was inspired from the team's 1950s uniforms. The Knicks initially debuted the uniform in the 2018–19 season, and was retained the following season. The Knicks' 2020–21 "City" uniform is designed in collaboration with Kith. The uniform is predominantly black with blue and orange side gradients. The roundel in front features both the full team name and the "city never sleeps" nickname in a white, blue and orange gradient, and white numbers with blue drop shadows are added inside. The "NYC" acronym in black and white trim is placed within the Nike mark. The Knicks' 2021–22 "City" uniform featured another collaboration with Kith. The predominantly black uniform featured the classic "New York" wordmark in white with orange trim, and orange