Stay Compliant with California Regulations using Our California Universal THC Symbol Square Compliance Labels in White. Made in the USA with high-quality adhesive, these labels are ideal for use on pop tops, pre roll tubes, concentrate containers, glass tubes, cartridges, and more. The mandatory CA symbol is clearly displayed, meeting all size and format requirements set by California regulation. With 1,000 perforated individual labels per roll and a size of .75" x .75", order now to ensure your products are in compliance with California regulations.