Under armour fly fast cap ladies the under armour fly fast cap is crafted from a flexible lightweight fabric with an unstructured fit that contours to your head for a lower profile a touch and close fastening rear strap for a secure fit armourvent mesh to deliver breathability in a quick drying stretchable fabric and a built in heatgear sweatband that wicks away sweat to keep you cool and dry ladies cap lightweight stretchable touch and close fastening strap mesh panelling