"Share Please" with a mat

"Share Please" is a colored 7 1/2" x 10" print on a 8 1/2"x 11"  100lb paper. The print has my signature and includes a number from a limited 50 count collection.
 The print " Share Please " will be mounted in a white, acid free mat, and with a matboard backing  The interior of the mat is 7 1/2" x 9 1/2" and exterior measures 11" x 14".