Under Armour

UA Base 3.0 is built for very cold weather and moderate activity. It uses a unique pattern that's designed to trap heat without adding bulk. Think long underwear, revamped for today's top athletes.

It doesn't just keep the sun off - the HeatGear sweatband also wicks away sweat to help keep your head cool and dry.

It doesn't just keep the sun off - the HeatGear sweatband also wicks away sweat to help keep your head cool and dry.

It doesn't just keep the sun off - the HeatGear sweatband also wicks away sweat to help keep your head cool and dry.

It doesn't just keep the sun off - the HeatGear sweatband also wicks away sweat to help keep your head cool and dry.

It doesn't just keep the sun off - the HeatGear sweatband also wicks away sweat to help keep your head cool and dry.

It doesn't just keep the sun off - the HeatGear sweatband also wicks away sweat to help keep your head cool and dry.

It doesn't just keep the sun off - the HeatGear sweatband also wicks away sweat to help keep your head cool and dry.

It doesn't just keep the sun off - the HeatGear sweatband also wicks away sweat to help keep your head cool and dry.

It doesn't just keep the sun off - the HeatGear sweatband also wicks away sweat to help keep your head cool and dry.

It doesn't just keep the sun off - the HeatGear sweatband also wicks away sweat to help keep your head cool and dry.

It doesn't just keep the sun off - the HeatGear sweatband also wicks away sweat to help keep your head cool and dry.