We use premium PETG and ASA filaments that are heat-resistant, UV-stable and durable. Our “Won't Melt” holders are made to handle hot dashboards without warping or sagging.

Bay Area tags issued May 2024 or later: Fastrak Flex Holder (2024+). Flex and CAV tags from 2020–2023: Fastrak Flex Holder (2021–2023). Older boxy tags from 2015–2020: Fastrak Flex Holder (Pre-2021). Southern California TollRoads tags: TollRoads Fastrak Flex Holder. Not sure? Email us a photo of your tag.

Our holders use suction cups and work on virtually any glass windshield. They've been installed in Teslas, Rivians, Ioniqs and plenty of other EVs and conventional cars, even convertibles without a headliner.

Most orders ship the next business day from our workshop in California. We ship with USPS, and shipping is calculated at checkout from your address and order weight. You'll get a tracking number by email as soon as your order ships. Shipping policy

Yes. Returns are accepted within 30 days of delivery, and you cover the return shipping. If something arrives damaged or isn't right, email us and we'll make it right. Return policy

Absolutely! We love custom orders. Reach out on our contact page with your idea and we'll see what we can design for you.