KXK Custom Baseball Jersey Stitched Personalized Baseball Shirts Sports Uniform for Men Women Boy, Green&yellow&white, One size

If i purchase the custom option and i only want the name & number on front but not the back, will the back be left blank or have the 00 and yourname?

How much for a catalog

I'm 5'0 and 95 pounds what size is recommended?

How can I contact the seller?