NWT Knix Catalyst zip up sports bra size 6+ - Encapsulated cups reduce movement - High impact support - Full coverage design for secure fit - Adjustable back straps - Ventilation for increased airflow - Hook-and-eye back closure - Easy on and off The fabric is designed to feel snug at first but relaxes with wash and wear for a perfect fit. You’re in control of your performance in our most supportive sports bra ever. Made with encapsulated cups for maximum support and a locked-in feel, this bra reduces overall breast movement by 76%*. Ventilation in the front helps you stay cool throughout your workout. And the traditional adjustable hook-and-eye back closure with five rows lets you easily find the perfect fit. *During treadmill running; based on University of Portsmouth Research Group in Breast Health study, 2018.