DissolveMark Day of the Week Labels dissolve in any water temperature in less than 30 seconds and leave no adhesive residue. FDA-compliant for indirect food contact, DissolveMark Day of the Week Labels are a safe and labor-saving method of food labeling. Day of the Week Labels are available in a variety of sizes and styles, each with a header corresponding to the desired day of the week. DissolveMark Labels have a working temperature range of -40° F to 176° F.