Polypropylene seal with a pull strength of 41 Lbs.  Strap is 13.77" long measured from the tip to the middle of the insertion hole, and 5/32" at its widest point.  The flag is 3 1/4" by 1 1/16" with an imprint area of 1 1/2" by 7/8".  Stocked sequentially numbered.  Call today for a quote.