A preform is a custom fit plastic band that can be applied and sealed to the lid of

almost any container while also providing tamper evidence.


  • Adjustable to fit any size (square, round, rectangular, etc)

  • Ensure customer's safety and peace of mind

  • Easy to apply onto any surface

  • Locks in freshness


  • Available in clear or custom-colored to match your product

  • Custom made to fit any size container 

  • We carry more than one hundred common sized preform molds that are ready for immediate delivery



Jars, Bottles

Dairy Lids, Plastic Food Containers

Tubs, Buckets


Interested in our preforms?

shrink wrap sleeves

Ameri-Seal Logo


21330 Superior Street,
Chatsworth, CA 91311, USA
Phone: +1 (818) 700-9036
Fax: +1 (818) 700-9062


Copyright (c) 2019 Ameri-Seal

Open Monday - Friday
7:30am – 6:30pm PST


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The company names and logos found in product images on this site belong to the respective companies and do not belong to or represent Ameri-Seal.