Nike Challenger OG Viotech Sample 5.5 The sneaker features a black

The sneaker features a black removable nylon upper with white accents

This colorway has never been released

In addition

The Nike Air Force 1 Low Vintage Floral Black Pink is a 2019 release from Nike's Air Force 1 collection

The Nike Air Force 1 Low Patent White Bright Citron is a 2016 release from Nike's Air Force 1 collection

Nike Challenger OG Viotech Sample 5.5 The sneaker features a blackThe Nike Challenger OG Viotech are an unreleased sample from the Nike Challenger collection. The shoes are a sample production pair. For those unfamiliar with samples, the shoes are made to be presented to executives for decision making on whether to move forward with the design. This pair has been released to select retailers in Europe but Nike has released no timetable for a statewide release. Grab these incredibly rare samples for a great price