Product Description Size: Standard Patented ergonomic design, specifically designed to fit all sizes (A/B/C) of the Herman Miller Aeron chair.
Patented Health-V(TM) Channel relieves wrist pressure to help prevent carpal tunnel syndrome! Contoured shape encourages correct ergonomic position Self-adjusting memory foam support puts small or large hands in neutral posture Soft, breathable jersey fabric cover Microban® antimicrobial protection keeps product cleaner