Under Armour CG Reactor Run Half Zip Top - Lapis Blue

Designed to strike the balance between hot and cold whilst running, the Under Armour CG Reactor Run Half Zip Top uses the unique ColdGear Reactor technology to regulate body temperature by providing breathability and insulation. 
Under Armour CG Reactor Run Half Zip Top uses ColdGear Reactor so that it can adapt to your activity level for the right breathability and warmth for what you're doing.
ColdGear Reactor adapts to your activity level for the right breathability and warmth for what you're doing
Fabric has a unique hex-shaped pattern that traps a lot of warmth but still breathes as you run
Mesh side panels for strategic ventilation
4-way stretch construction moves better in every direction
Material wicks sweat and dries fast
Angled cuffs and low-profile thumbholes
Fitted fit