All glass products are made with a high quality glass that is very durable. It will break on other glass however, due to the frequency at which it resonates.
If you see a style you like but not in a color you like, then send us an email about your special request. We can also do custom orders. There are forms on our website you can fill out under the comments section. Please allow a few days for the order to be place and created by our local glass blowing artists.