Red plate has a @2006 trademark Blue plate has a @2007 trademark Green plate has a @2007 trademark All plates are made in Colombia and they are microwave and dishwasher safe They have never been used Because of their age and even they never been used there is a sign of flaws Made of Porcelain Coming from a non-smoking house NOTES All my prices are for United States buyer only. I will accept International buyer however…International Buyer must PAY for shipping. NO RETURNS OR REFUND…SO LOOK CLOSELY at the ITEM WHAT YOU SEE IS WHAT YOU GET. Any questions please ask and email me before you buy this item. Item is sold “AS-IS”. Most of my items are ship with tracking number, but if the item you are purchasing is $13.00 or less, it will be ship between (media mail or regular mail) with or without tracking number. I usually ship your item(s) within three days. Payment must be made within 3 business days or I will re-list the item. Feedback is greatly appreciated. Thank you for looking.