This is an ORM-D (Other Regulated Materials-Domestic) product and can only be shipped within the contiguous United States via a ground carrier. It cannot be shipped via the United States Post Office, to a P.O. Box, via expedited shipping (any method that might involve air transport) or internationally. If you have any questions, please call 800-738-3343.
Active ingredient: Propoxur (o-isopropoxyphenyl methylcarbamate)
Size: Fits necks up to 25"