Penn Quick Start Tennis Balls 36' Red Foam (12-Pack)
The QST 36 kids' foam tennis ball features a higher density for controlled bounce and reduced speed. An ideal beginner ball for playing on a 36' court. The QST 36 foam ball has an oversized diameter for simplified training and practice. A high quality and consistent ball, Penn QST is approved by the USTA for the 10 and Under Tennis Program.