Feetures High Performance Cushion Quarter Sock typeclass_indoor Core Material: Polypropylene 

Core Material: Polypropylene&nbsp

add to that our SOFTcurve brim

X5™ Core: Durable polypropylene honeycomb technology provides increased power

The Nike Air Zoom Pegasus 38 has that extra bounce for long

Feetures High Performance Cushion Quarter Sock typeclass_indoor Core Material: Polypropylene&nbspThe original sock design that put us on the map. Features power bands of Lycra that hug the foot evenly for comfort and support. Power bands of Lycra hug your entire foot for maximum support. This snug, supportive fit eliminates movement to prevent blisters. High density cushioning provides extra protection in high impact areas. iWick fibers wick moisture to keep feet cool and dry. Mesh construction on top of the sock provides ventilation for added