1. No Official Records

A search for "Nike Air Whitista" or "Whitista sneaker" returns no official listings, reviews, or credible references from Nike or major sneaker databases.Wikipedia+1

2. Likely a Custom or Misnamed Release

There's a strong possibility that the name is either a:

• Custom design—perhaps by independent sneaker artists or boutique sellers, or

• Typographical or colloquial error, especially if sourced from informal channels like social media or local retail.

3. Similar Grey-Themed Nike Shoes

However, Nike has a robust lineup of grey-toned sneakers, some of which might resemble what you had in mind:

• Air Max 1 (Cool Grey / Wolf Grey / Smoke Grey)
  Known for layering suede, leather, and mesh in varying grey tones, often with subtle color accents.

• Air Force 1 (Wolf Grey / Pure Platinum / White)
  A classic silhouette with clean grey overlays and minimalist flair.

These models align more clearly with established Nike colorways and design lines.