Footprint Kingfoam Elite Low Classic Insole Large (9-14)

Description

Extreme impact protection and durability Thickness: 6mm toe to 8mm heel Dual density arch chamber featuring our patent pending construction method dynamically adapts to each step. Heat moldable heel cup. Heat in oven at 250 F for 10 minutes then place in shoes and walk. TPU layer under fabric for extreme durability Absorbs more than 90% of shock energy in astm f1614 lab tests Same formula we use for NASA Break in period : 3-5 days Trim width if too wide for shoes