The footwear used by players in the My Cause My Cleats social campaign throughout the NFL last week.
The campaign was designed to help raise awareness for different causes and 100% of proceeds will go to players' charitable causes. In most other weeks, the players are not allowed specialty cleats.
As of Thursday morning, Dallas Cowboys quarterback Dak Prescott's cleats have fetched more than $5,000 and will benefit the American Cancer Society.
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View some of the cleats below:
Some cleat auctions, including Ezekiel Elliott's pair, will end in three days.