Solona.net, known for their popular Captcha solution service, is now offering enhanced iPhone screen protectors which offer tactile indicators of the various keys on the iPhone’s on-screen keyboard. Here are some excerpts from their announcement:

The Solona Enhanced Screen Protector comes in two variations:  landscape or portrait.  Whether you prefer landscape or portrait, typing emails, text messages, or URL’s will fast and accurate.  Apple’s built-in accessibility paired with the Solona Enhanced Screen Protector make a great combination for your iPhone.

The Solona Enhanced Screen Protector works for the iPhone 3G 2nd Generation (3G / 3GS)

Solona offers to convert screen protectors that you send them via post, as well as enhanced screen protecors for $19 USD.

For more information, check out the full details here.