The Daymark IT115694 DissolveMark Direct Thermal Labels assist in safe rotation through the use of an innovative Dissolve-A-Way Adhesive. DissolveMark direct thermal labels will dissolve in any temperature of water in less than 30 seconds, leaving behind no adhesive residue to harbor harmful bacteria. They have a working temperature of 40F to 176F and are FDA compliant for indirect food contact. Adhesives measure 2.2 inches wide and 2 inches tall. 1,000 labels per roll.