The clothing with an L logo is a Nike brand;

The Nike trademark pattern is a small hook. Nike has always regarded it as its glorious mission to inspire every athlete in the world and provide them with the best products. Nike's pioneering air cushion technology brought a revolution to the sports world. Sports shoes manufactured using this technology can protect athletes' knees well and reduce the impact on the knees when they land during strenuous exercise.

Extended information:

The name NIKE is very auspicious in the eyes of Westerners, and it is easy to read and remember, and can be called loudly. The Nike logo symbolizes the feathers on the wings of the Greek goddess of victory, which represents speed, but also represents movement and gentleness. The Nike trademark of Nike;

The pattern is a small hook, with a simple and powerful shape, as fast as lightning. At a glance, it reminds people of the speed and explosive power produced by using Nike sporting goods. The first sports shoe named "Nike", the sole has square ridges to enhance stability, and there are knife-shaped hooks on both sides of the shoe body, symbolizing the wings of the goddess.

Nike’s primary breakthrough in expanding the market is the youth market. Consumers in this market have some unique characteristics: love sports, revere heroes, have a strong sense of star chasing, and hope to be taken seriously. Active thinking, rich imagination and full of dreams.

Baidu Encyclopedia-Nike