DayMark Item/Date/Use By/Shelf Life Dissolvable Label, 2" x 2" (Roll of 250) Label and adhesive dissolves completely in any water temperature within 30 seconds, leaving behind no adhesive residue to harbor harmful bacteria Labor saving solution for labeling reusable containers and safe alternative to masking tape Working temperature range -40 to 176 degrees F; may be applied in temperatures above 21 degrees F Dissolving labels are perfect for reusable containers FDA-compliant for indirect contact with food