Under Armour Tac Mock CGI Base - Women's Black Extra Large. ColdGear Reactor intelligent insulation technology adapts to your activity level for the right breathability and warmth. Specifications for Under Armour Tac Mock CGI Base - Women's: Manufacturer: Under Armour Age Group: Adults Apparel Fit: Fitted Gender: Female Color: Black Package Contents: Under Armour Tac Mock CGI Base - Women's Under Armour 1365393001XL: Tac Mock CGI Base - Women's Black Extra Large