The Nike Air Max 90 Undefeated Black Blue Fury is a specific variation of Nike Air Max 90 sneakers dressed in Black and Blue Fury colors. The Undefeated Black Blue Fury Nike Air Max 90 features a predominantly Black leather upper contrasted with Blue Fury accents on the tongue tag's 'NIKE' brandings and heel's brandings. The design includes Black shoe laces across a Black tongue for a secure and comfortable fit, and a Black leather-dressed side Swoosh. The lower design features a Black rubber midsole with Nike’s Air Max units for cushioning and impact absorption, alongside a treaded outsole for traction. The highlight features of the Nike Air Max 90 Undefeated Black Blue Fury, released on December 27, 2019, with a recommended retail price of $150, are its unique Blue Fury accents that contrast with the sneaker's dominant Black color scheme and the Air Max units.