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Spenco® Product Technology

Learn more about our Spenco® product technology

 

Spenco® Propel™ + Carbon

  • 2X More Durable
    1. Inergy™ Foam vs. EVA Foam, each at 1.5cm thickness. Measured by Compression Set, Constant stress method conducted by 3rd party agency. 
  • 20% Lighter
    1. INergy™ material vs. TPU material based on density (g/cm3). Test conducted by 3rd party agency.

 

Spenco® Propel™

  • 12X Greater Energy Return
    1. Spenco® Propel™ Insole vs. stock insole from leading shoe brand. Measured by Dynamic Shock Absorption Test conducted by 3rd party agency.
  • 2X More Durable
    1. Inergy™ Foam vs. EVA Foam, each at 1.5cm thickness. Measured by Compression Set, Constant stress method conducted by 3rd party agency. 
  • 20% Lighter
    1. INergy™ material vs. TPU material based on density (g/cm3). Test conducted by 3rd party agency.