If your work surface is too low, raise the desk on blocks or buy some leg raisers.
Most folks think an ergonomic chair will solve their workstation problems. That's not always the case. Even the best chair may do little good if the desk is the wrong height, angle or shape.
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Raise Its SKU: 1306 Price: $15.95
Adjustable Slant Board Writing Slope SKU: 1468 Price: $140.00
Regular Microdesk SKU: 14401 Price: $135.00