Andema refers to American sports equipment brands. Andema (new york Stock Exchange code UA) is headquartered in Baltimore, Maryland. This company mainly produces sports equipment.

UA mainly produces tight underwear (for example, under basketball uniforms and baseball uniforms) or shoulder pads (for example, shoulder pads for American football or hockey), but in addition, UA also produces sweaters, ordinary Tee, long sweatpants and so on. Andema led the trend of producing tight-fitting sports equipment made of sweat-absorbent polyester yarn. Subsequently, Nike (dri-fitpro series) and Reebok (NFL equipment series) followed closely. In June 2006, Andema released a football brand with the slogan "Click Click".