Ace Tennis Skirt W Sirona CEREC Omnicam 2017 MCXL Wet Dry 2017 Speedfire SAVE OVER. The Bjrn Borg Ace Court Skirt delivers performance and style for every match. Crafted from recycled polyamide blended with elastane, this tennis skirt offers a smooth, high stretch feel that moves with you on court. Built in inner shorts provide coverage and confidence during every rally. The elastic waistband ensures a secure fit, while the rich navy hue creates a sleek, sporty look. Fabric: 79% Polyamide Recycled, 21% Elastane