Package of 100 collars. Custom-imprinted CALIFORNIA VERIFICATION OF SERVICE COLLARS meet California State requirements. Made of high-density polyethylene with clear polyester over lamination. Available in four sizes with your company name and phone number imprinted in durable colored ink on white background. Other custom imprint available (as required by state). Normal delivery is two to four weeks. *Note: Company name and E# are required on CA collars.