Handwritten on the inside of the cover. The 'J' could also be a '5' or an 'X.'
overall: 1 1/4 in x 18 1/4 in x 9 1/8 in
There is a "CompuCover" trademark screenprinted in the bottom righthand corner. "Tanno key" is handwritten on the interior of the keyboard cover. In each of the top corners of the interior are handwritten notes: "Key R" and "Key L."