Footprint Insoles Kingfoam Elite Mid Skeleton Black

Footprint Kingfoam Elite Mid Skeleton Black

• 7mm heel to 5mm toe
• Fits in most shoes
• Embossed skeleton logo bottom with tough skin
• TPU layer under fabric for extreme durability
• Absorbs 91% of impact energy in lab testing compared to 53% in other performance insoles (ASTM F 1614 -1999)
• Footprint's proprietary material in the exact same formulation is used by NASA on the ISS for sensitive electronics protection