Shoes Under Armour UA W Charged Intake 4-BLK. Women's Under Armour running shoes with neutral treadmill. Top of shoes made of durable mesh material for maximum comfort. External reinforcement perfectly locks the foot in the shoe and increases the durability of the shoe. Padding around the ankle and heel for even more comfort. The removable shaped insole offers great suspension and support. The midsole with Charged Cushioning technology® provides unique suspension and return on energy. The reinforcement in the form of carbon rubber in the heel area increases the durability of shoes with a lower weight. Anatomically placed deep grooves in the sole provide ideal flexibility in key areas.