Dragon Seals ( USS150MM To USS320MM )

  • Total length: 150mm to 320mm available
  • Material: CO-PP
  • Main Application: Logistics, Express Delivery, Pharmaceuticals.
  • Qty/bag: 100pcs
  • Qty/carton: 1,000pcs

250mm to 320mm available in total length. In case of any specification, we can make a new mold. If a client is regular, providing around 50,000+ quantity, we can adjust the price, with the mold included in quantity advance payment.


Adjustable Pull-Tight Security Seal (150mm – 320mm) is a reliable and tamper-evident solution designed for securing a wide range of items such as bags, containers, and equipment. It features a strong one-way ratchet locking system that ensures the seal cannot be reopened without visible damage. Manufactured from high-quality copolymer polypropylene (CO-PP), it offers durability, flexibility, and resistance to harsh environmental conditions. The adjustable length provides versatility for both small and medium sealing applications. Each seal can be customized with laser-printed serial numbers, barcodes, or QR codes for enhanced traceability. Its compact and lightweight design allows for easy handling and quick application. Ideal for logistics, pharmaceuticals, utilities, and courier services, it ensures safety, accountability, and peace of mind.

Related Products

Multi-Color Pull-Tight Seal – 150MM – 320MM

A color-coded security seal designed for quick visual identification, helping improve cargo sorting, warehouse organization, and logistics tracking while maintaining strong tamper-evident locking performance.

Snap-Lock Security Seal – 150MM – 320MM

A durable snap-lock sealing solution that provides firm one-time closure and reliable tamper evidence, making it suitable for cargo, transport, and general warehouse security applications.

One-Way Ratchet Lock
Once tightened, the seal cannot be loosened without breaking, ensuring clear and instant tamper evidence for maximumsecurity.

Lightweight CO-PP Material
Made from copolymer polypropylene (CO-PP), offering flexibility, strength, and UV resistance for reliable indoor and outdoor use.

Custom Laser Numbering
Each seal includes permanent serial numbers, barcodes, or QR codes for accurate tracking and supply chain traceability.

Adjustable 150mm–320mm Length
Flexible sizing makes it suitable for different sealing needs, from small bags to medium-sized containers and equipment.

Tamper-Evident Security
Designed to show clear signs of interference, helping maintain product integrity and prevent unauthorized access.

Color-Coding Options
Available in multiple standard colors with customization options to easily identify shipments, routes, or security levels.

  • Cold Chain LogisticsCourier & Express Delivery Bags
  • Pharmaceutical Packaging
  • Electricity & Gas Meters
  • Cash Bags & Envelopes
  • Retail Loss Prevention Tags
  • Food & Beverage Containers
  • Medical Supply Kits
  • Document & Evidence Bags
  • Customs & Border Sealing
  • Cold Chain Logistics
  • Airline Catering Trolleys
  • Chemical Drum Valves

Standard Orders

1 Select quantity (100 / 500 / 1000+ pcs)

2 Choose color(s) from 7 available options

3 Specify numbering: sequential, custom range, or none

4 WhatsApp or email your order — receive invoice in 24hrs

Custom / OEM Orders

For orders requiring custom logo printing, unique colors, special
serial ranges, or non-standard sizing:

• Share your branding/logo file (PDF, AI, or PNG 300dpi)

• Specify serial number range and format

• Minimum order: negotiable based on specs

• Lead time: 10–15 business days

Sunday,Monday,Tuesday,Wednesday,Thursday,Friday,Saturday
January,February,March,April,May,June,July,August,September,October,November,December
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