Does under armor have shirts that are heat and cold gear?

Yes, Under Armour has shirts designed for heat and cold weather conditions. Their HeatGear and ColdGear lines feature technologies that respond to the wearer's body temperature and provide warmth or cooling depending on the conditions.

- HeatGear: Under Armour's HeatGear shirts are designed for warm weather activities and feature moisture-wicking fabric to help keep athletes dry and cool. The shirts also have anti-odor technology to prevent the growth of odor-causing bacteria.

- ColdGear: Under Armour's ColdGear shirts are designed for cold weather activities and feature a brushed interior lining to provide warmth. The shirts also have a moisture-wicking layer to help keep athletes dry and comfortable.

Both the HeatGear and ColdGear lines come in a variety of styles and colors to suit different needs and preferences. They are popular with athletes of all levels and are often worn during workouts, sporting events, and other outdoor activities.