For Sale Original Vintage 1990 Large Mark Matthews Art Glass Marble Signed NICE-LOOKING!! Condition:From an Estate sale Pre-Owned is in Good condition!! As always please Check pictures for (Additional Details) on the Condition of the item. I do my best to give as accurate info as I can. If you see something that I may have overlooked, please let me know and I will correct it. Also if you ever have any issues please contact me and never feel that you need to be combative. Do not assume something is included. Items I list may have minor marks, blemishes, scuffs, scratches, etc. That I may have overlooked. If you have any Questions please feel free to send a message and I’ll get back with you as soon as Possible.