Toe Springs 2 (IMAGE) Harvard University Caption The toe of most shoes, especially sneakers, bends ever so slightly upward. This is called a toe spring. Credit Freddy Sichting Usage Restrictions CC-by License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.