We are committed to your 100% satisfaction. Wait for our response before you return the item. Return time will be extended to 90 days from the date of the sale. The item "Momen US Stamps #C3 Block of 4 Mint OG NH XF" is in sale since Thursday, April 12, 2012. This item is in the category "Stamps\United States\Plate Blocks/Multiples".The seller is "momenstamps" and is located in Cary, North Carolina. This item can be shipped worldwide.