Both surfaces of this product have been calibrated at 6 mm thickness by passing through thickness sandpaper. All of our products will be sent with the ups transportation company with which we have a corporate agreement, and the promised transportation times are listed below. This item is in the category "Musical Instruments & Gear\Guitars & Basses\Guitar Building & Luthier Supplies". The seller is "tonewoodturkey" and is located in this country: TR. This item can be shipped worldwide.