Printed surfaces with antimicrobial properties

A printable antimicrobial medium, comprising:

• a substrate layer comprising a first surface comprising a first area, a second surface opposite the first surface comprising a second area;
• a first adhesive deposited on the first area;
• a liner layer releasably secured to the substrate layer by the first adhesive;
• a first antimicrobial dry marking material comprising copper oxide deposited on at least a portion of the second area of the substrate layer;
• and
• a first score line arranged to separate the printable antimicrobial medium into a first portion and a second portion.

A printable antimicrobial medium, comprising:

• a substrate layer comprising a first surface comprising a first area, a second surface opposite the first surface comprising a second area;
• a first adhesive deposited on the first area;
• a liner layer releasably secured to the substrate layer by the first adhesive;
• a first score line arranged to separate the printable antimicrobial medium into a first portion and a second portion;
• and
• a first antimicrobial dry marking material deposited on at least a portion of the second area of the substrate layer.