Viziflex Black Typing Mask Cover for IBM KB-0225 Keyboard Part#421E104
Bumps on J and F keys for location Solid black "no peeking" material covers the entire keyboard so students must memorize. Precision molded from flexible, durable polyurethane material. Tactile "feel" no loss of touch on the keyboard. Easy to install and easy to remove Use over and over, lasts for years Learn how to type and protect your keyboards at the same time.
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