This Under Armour Knockout Womens Training Vest Tank Top is one of the lightest, most breathable shirts we make—and your new go-to. Any sport, any training, any time.
Features:

• Loose: Fuller cut for complete comfort
• Insanely soft, breathable fabric
• 4-way stretch construction moves better in every direction
• Material wicks sweat & dries really fast
• T-back straps with wordmark taping details
• Dropped, shaped hem for enhanced coverage
• 90% Polyester/10% Elastane