z-select 2000d - premium topcoated - direct thermal paper label - permanent adhesive - 101.6mm x 50.8mm - labels per roll: 300 - rolls per box: 16 - perforation: yes - 19mm core - 62.7mm od - supplied with black mark between labels - qln420, ql420 ql420 plus note: place order per box - 16 rolls in a box