New Nike Men's NikeCourt Flex Ace 9'' Tennis Shorts White Black Small Small:White Black Silicone web surrounds and stabilizes CBC 19 32 29 Used4 Silicone web surrounds and stabilizes the patella to ensure proper tracking Strategic bracing design helps fight a wide variety of knee pain while allowing full mobility Compression molded back pad with mesh for maximum comfort and breathability Undersleeve with anti migration technology Reflectivity for enhanced visibility in low light conditions padded top and front handle Sternum strap with whistle buckle Removable waist belt Rose gold detailing and etallic branding on select styles Your favorite Nike short just got upgraded with a new waistband for even better on court performance A 9 inch inseam keeps you secure throughout all your daily activities and there are deep side pockets perfect for storing your wallet and tennis balls