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Here's a link to ones I've been using.
Zensah Compression Wrist Support - Wrist Sleeve for Wrist Pain, Carpal Tunnel - Wrist Support - Wrist Brace, Black, Medium [link]
Regardless, I've found that it's a great exercise to translate to keys. Hopefully this works out for you!
I work on a computer all day, and spend lots of time on my home computer after work. I find these to help my aching wrists. Zensah Wrist Support