A well-known high-end functional sports brand in the United States, it started by making tight sweat-absorbing sportswear, the originator of tight sportswear in the United States, and basketball shoes are represented by Curry one as the best-seller

Under Armour, an American sports gear brand. Headquartered in Baltimore, Maryland, Under Armour (NYSE: UA) manufactures sports equipment.

UA mainly produces tights (e.g. under basketball and baseball uniforms) or shoulder pads (e.g. shoulder pads for American football or hockey), but also produces sweatshirts, regular tees, long sweatpants, etc. Under Armour led the trend in the production of tight-fitting, moisture-wicking sports gear. Nike (dri-fit pro) and Reebok (NFL gear series) followed suit... In June 2006, Under Armour released a brand of football splints under the slogan "Click-Clack".