The Foam Ear Cushion for EncorePro HW291/HW301 & HW710/HW720 (Poly 80354-01 aka HP 85R24AA) is designed to provide superior comfort and fit for your EncorePro headsets. This pair of soft, durable foam cushions helps reduce ear fatigue during extended use while maintaining excellent audio clarity. Perfect as replacements for worn-out cushions, they ensure your headset remains comfortable and functional for professional communication needs.