Duck - DUC655074 HP260 commercial, high-performance tape is designed to meet the demands of heavy-duty box shipping and long-term storage applications. Ideal for all types of mailing, shipping and storage applications as well as label protection. 3.1 mil thick packaging tape meets all U.S. Postal regulations. Temperature endurance ranges from 14 degrees Fahrenheit to 140 degrees Fahrenheit. Acrylic adhesive provides ultraviolet-resistance that eliminates yellowing and substantially increases shelf life. Tape has a 3" core.