However, football kit designer, The Kit Factor, has taken Sunderland fans by storm on social media by designing several concept shirts that the world famous Nike could probably learn a thing or two from!
5. Sunderland x Inter Milan
This particular design draws on inspiration provided by Inter Milan's 2010-11 shirt. What do you make of it? Photo: The Kit Factor
6. Another stunning design
Pretty nice. What do you think? Photo: FootballKitDes
7. A Sunderland classic brought into the 21st Century.
This time we have an updated version of the 1994-96 Vaux Samson home kit. Photo: The Kit Factor
8. SUNDERLAND HOME AND AWAY (1).jpg
Two new stunning designs by the Kit Factor - could Nike learn from this? Photo: The Kit Factor