Redirection 301: Marketing friendly URL

A client has a very long scripted domain. I can not do anything about it. Although we are also looking for new domains, if that is a better solution.

You need a friendly URL for marketing, to print on cards and brochures.
The target audience is over 50 years old. A friendly URL will facilitate access to the website.

What are the implications for a friendly URL that redirects to the website?
Can it damage SEO?