The Poly-Check seal is a cost-effective, tamper-evident solution for securing truck and container doors in logistics and transportation, as well as totes in retail. Featuring a robust locking mechanism and unique serial numbers, it ensures the integrity of your goods from start to finish






Features• One-piece seals for maximum security and proper sealing engagement.
• Plastic seal blushes if tampered with.
• Positive snap lock design with protruding locking points, verify locked position.
• As an alternative to “cutting”, each seal has an integral break point for easy, authorized removal.
Applications• Truck / Container Doors
• Box Car Doors
• In-Bond Shipments
• Lock-out / Tag-out
• Totes
Material• Polypropylene
Dimensions• 10″ (255mm) overall length
• Tail: 7.48″ x 0.28″ (190mm x 7mm)
• Flag: 1.97″ x 0.75″ (50mm x 19mm
Strength Characteristics• Average pull apart force for polypropylene with standard integral security/break point – 65lb (29.5kg)
Marking/Printing• Laser Marking
• Numbering: 7 digits
• Lettering: 3 lines of 8 characters
• Laser barcoding available
Standard Colors• Red / Light Blue / Mint Green / Yellow
Packaging• 10 seals per Mat / Cartons of 1000 seals
• Box Dimensions: 21.65″x9.06″x7.87″ (550mm x 230mm x 200mm)
• Box Weight: 8.38lb (3.8kg)






Unmatched quality with USA—made security built for performance. Our commitment to American craftmanship means you get superior tamper-evident security seals and solutions without compromising performance.

Original innovator and manufacturer of tamper-evident security seals—Producing the highest quality of seals for over 150 years with cutting-edge manufacturing and consistent performance. Designed for durability, dependable performance, and compliance with global security standards to ensure reliability at scale.

Our dedicated and reliable customer service team is available to offer quick resolutions to ensure your security needs are always met and support every step of the way. Working alongside you to listen to your unique needs, ensuring that you receive the best support and the right high-security solution while building lasting relationships with our customers.