Dn

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Across
  1. 1. Co-founder of Nike
  2. 7. Psi levels for the two tubes in the back of the Air Max Dn air unit
  3. 9. Aerospace engineer who patented the air cushioning system for footwear
  4. 10. Nike spelled backwards
  5. 11. Number of tubes in the Dynamic Air Unit
  6. 12. Air Max Day
  7. 13. Psi levels for the two tubes in the front of the Air Max Dn air unit
  8. 14. Footwear that Frank Rudy first tested his air technology in
Down
  1. 2. Process of creating an Air Unit
  2. 3. What does the Dn stand for
  3. 4. PSI acronym extension
  4. 5. Nike's first model utilizing air unit technology
  5. 6. First shoe to feature visible air
  6. 8. Animated Air Max character name
  7. 12. Multi-layered upper construction on the Air Max Dn that provides lightweight breathability