Great for labeling portion and prep containers, the DayMark "Thursday" Dissolve labels are a safe and labor-saving method of labeling. These adhesive labels dissolve in any water temperature in less than 30 seconds and leave no adhesive residue. Labels meet FDA requirements for indirect food contact and are 100% biodegradable. Label measures at 2 inches long by 2 inches wide. Comes in a roll of 250 labels. Working Temperature Range: -40°F to 176°F.