Tape is made of an advanced acrylic adhesive, proven to deliver a superior airtight and watertight seal that withstands many years of harsh weather. The tape is quickly and easily applied by using a roller, maximizing jobsite efficiency. By purchasing this product, you affirm that you will not provide any Products to (i) individuals or entities in any country subject to sanctions imposed by applicable U. S. Laws; (ii) individuals or entities on applicable U. S. list of specially designated nationals, denied Parties, or similarly restricted entities; or (iii) individuals or entities who, with knowledge or reason to know, intend to resell Products to individuals or entities in those countries or on those lists.