Helping You Keep A Lid On Costs

Reliable Caps, LLC is a leading manufacturer of high-quality plastic threaded closures. For more than 45 years, our injection-molded caps have kept food safe, spices fresh, beverages sealed, and chemicals contained.

With a geographically-central location in Olathe, Kansas—and an extensive, varied selection of stocked caps—you’ll get faster turnaround with lower shipping costs.

Need a custom-designed closure? Whether your project is big or small, we can modify existing molds or work with mold builders to deliver your custom closures on time and on budget.

Contact us about your project today and put quality at the top of your product.

Latest News

New 28-400 Announcement

We are pleased to announce that we have developed a new and improved 28-400 closure which will be re

New Website!

Thank you very much for checking out our new website! More products coming soon...