A sneaker is a type of footwear designed primarily for sports and physical activities. They typically feature a rubber sole and a flexible upper made from materials like canvas or synthetic fabrics. Sneakers provide comfort and support, making them popular for both athletic use and casual wear. Originally called "tennis shoes," sneakers have evolved into a fashion statement and are available in various styles and colors. Many brands, such as Nike, Adidas, and Puma, produce sneakers that cater to different sports and lifestyle preferences, contributing to their widespread popularity around the world.