We carry popular sizes of direct thermal labels for mobile and desktop label printers in white or color. Direct thermal labels can be used in numerous applications in virtually any industry on the market. Direct thermal printing uses chemically treated, heat-sensitive coat that darkens when it passes under the thermal printhead. Direct thermal printers have no ink, toner, or ribbon. Common thermal printing applications include: shipping labels, receipts, tickets, coupons, name tags, visitor passes and more.