|NewEgg via eBay||$19.99|
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Ergonomically-designed Microsoft Natural Ergonomic Keyboard 4000 naturally aligns your wrists to its contoured quiet keys. Claims to help significantly reduce the risk of Carpal Tunnel Syndrome symptoms. Has a cushioned wristrest with a lift of seven-degrees for better comfort and support. Hotkeys and zoom sliders to help you out with your favorite apps, webpages, and documents.