Upper Construction Material:
Multi-type combination or Tumbled Leather
Insole Technology:
N/A
Auxiliary Midsole Technology:
Adidas AdiPrene Technology or Adidas EVA Technology or BASF Boost Technology or Nike Air Technology or Nike FOAM Technology
Outsole Composition:
Gumsole Compound or Translucent Gumsole Compound
Sitting on ultra durable gumsole, 97's don't come any stronger than this, neither do they come any cleaner than the rich combination of rich white leather and blue tinted fabric inners.