Call 1.866.517.0490 to order! Safe for the freezer and moisture resistant, TherMark™ Labels have a cook chill adhesive specifically designed for sous vide cooking. The TherMark™ sous vide label describes the contents and guidelines for cooking in airtight plastic bags at precise temperatures and times. TherMark™ Labels have a minimum application temperature of 10° F and a working temperature range of -40° F to 160° F.Expedited shipping available.