. Under Armour - HeatGear Authentics Mid Impact Branded Sports Bra. Color Matrix Green/White. On sale for $29.75. MSRP $35.00.. NewBrand NameUnder ArmourProduct NameHeatGear Authentics Mid Impact Branded Sports BraGenderWomen'sColorMatrix Green/WhitePrice$29.75MSRP: $35.00Rating