What is blue thunder 4s?

Blue Thunder 4s is a nickname for a particular sneaker model, specifically the Air Jordan 4 Retro in the "Thunder" colorway.

The Air Jordan 4 was first released in 1989 and designed by Tinker Hatfield, one of the most influential sneaker designers of all time. Initially, the Thunder colorway was released in 2006, but due to popular demand, it was re-released in 2012.

The Thunder colorway is easily recognizable due to its bold yellow and black color scheme, featuring a yellow nubuck upper with black accents on the midsole, outsole, and Jumpman logo. The sneaker also has a white midsole with visible Air units.

Due to the popularity and limited release of the Thunder colorway, it's highly sought after by sneakerheads and collectors. The Blue Thunder nickname comes from the blue tint that the yellow nubuck material can sometimes appear to have in certain lighting conditions.

Overall, the Blue Thunder 4s are a classic sneaker model that combines iconic design with a bold and eye-catching color scheme.