J W Foster & Sons Limited was an athletic shoe manufacturing company located in Bolton, England. Established by Joseph W. Foster in 1895, the company was a pioneer in the use of track spikes for runners and athletes, producing most of the highly-regarded running shoes in the 1920s. J.W. Foster & Sons was absorbed by Reebok in 1976.

Sneakers (US) or trainers (UK), also known by a wide variety of other names, are shoes primarily designed for sports or other forms of physical exercise but which are also widely used for everyday casual wear.