Closed-End AquaSeal™ Waterproof Zipper

The Robust, All-Purpose Choice for Waterproof Pockets and Compartments.

The Closed-End Aquaseal™ is our premier waterproof zipper for applications requiring a non-separating closure.

It provides a reliable IPX5-rated seal, offering robust protection against rain and water spray. This makes it an ideal choice for securing pockets, gear case compartments, and access panels on a wide variety of outdoor and marine products, ensuring the contents remain dry and safe.

Key Feature

Non-Separating (Closed-End)

The fixed bottom stop provides a strong, secure closure for pockets, panels, and compartments.

Reliable IPX5 Water Resistance

The durable TPU coating ensures contents are protected from moisture, rain, and splashes.

Heavy-Duty Construction

Engineered with high tensile strength and abrasion resistance for long-lasting performance in demanding use cases.

Versatile Application

The ideal all-purpose waterproof zipper for adding secure, weather-protected storage to any product.

Find the Right AquaSeal™ Size

#3AquaSeal

#3 Waterproof Zipper

#5AquaSeal

#5 Waterproof Zipper

#8AquaSeal

#8 Waterproof Zipper

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Custom Your Zipper

Technical Report

Inspection ItemTest Result
Compliance Threshold
Transverse Tensile Strength970N>700N
Slider Initial Pull Force30N<40N
Smooth Sliding Performance25N<30N
Abrasion Resistance150 continuous reciprocating cycles
100 continuous reciprocating cycles
Tooth-to-Tape Peel Strength28-36N/27-38N/30-41N
Tooth Engagement Width 1.5cm, >=20N
Tape-to-Finishing Peel Strength24-33N/27-36N/25-33N
Tape Body Width 1.5cm, >15N
Reciprocating Test under Load1200 cycles>1000 cycles
Waterproof RatingIPX5 (SGS)
GB/T 4208-2017 IPX5
Water Penetration TestNo water leakage observed during continuous 10-minue external surface spray test.
No water leakage observed during continuous 5-minute external surface spray test.
Slider Hardness115HV0.3
Vickers-Hardness 0.3 Test (>80 HV0.3)
Slider Load Capacity170N>100N
Slider Tensile Strength165N>100N
Pull Tab Torque Resistance345N>200N
Pull Tab Extraction Strength255N>150N
Inspection ItemTest Result
Compliance Threshold
Transverse Tensile Strength970N>700N
Slider Initial Pull Force30N<40N
Smooth Sliding Performance25N<30N
Abrasion Resistance150 continuous reciprocating cycles
100 continuous reciprocating cycles
Tooth-to-Tape Peel Strength28-36N/27-38N/30-41N
Tooth Engagement Width 1.5cm, >=20N
Tape-to-Finishing Peel Strength24-33N/27-36N/25-33N
Tape Body Width 1.5cm, >15N
Reciprocating Test under Load1200 cycles>1000 cycles
Waterproof RatingIPX5 (SGS)
GB/T 4208-2017 IPX5
Water Penetration TestNo water leakage observed during continuous 10-minue external surface spray test.
No water leakage observed during continuous 5-minute external surface spray test.
Slider Hardness115HV0.3
Vickers-Hardness 0.3 Test (>80 HV0.3)
Slider Load Capacity170N>100N
Slider Tensile Strength165N>100N
Pull Tab Torque Resistance345N>200N
Pull Tab Extraction Strength255N>150N
Inspection ItemTest Result
Compliance Threshold
Transverse Tensile Strength970N>700N
Slider Initial Pull Force30N<40N
Smooth Sliding Performance25N<30N
Abrasion Resistance150 continuous reciprocating cycles
100 continuous reciprocating cycles
Tooth-to-Tape Peel Strength28-36N/27-38N/30-41N
Tooth Engagement Width 1.5cm, >=20N
Tape-to-Finishing Peel Strength24-33N/27-36N/25-33N
Tape Body Width 1.5cm, >15N
Reciprocating Test under Load1200 cycles>1000 cycles
Waterproof RatingIPX5 (SGS)
GB/T 4208-2017 IPX5
Water Penetration TestNo water leakage observed during continuous 10-minue external surface spray test.
No water leakage observed during continuous 5-minute external surface spray test.
Slider Hardness115HV0.3
Vickers-Hardness 0.3 Test (>80 HV0.3)
Slider Load Capacity170N>100N
Slider Tensile Strength165N>100N
Pull Tab Torque Resistance345N>200N
Pull Tab Extraction Strength255N>150N
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The Trusted Choice for Leading Outdoor and Performance Brands

Waterproof Duffel Bag
Backpack & Bag Pockets

Provides weather-protected storage for valuables, maps, and electronics on outdoor packs.

Apparel Pockets_770_513
Apparel Pockets

Adds waterproof functionality to the pockets of technical jackets, pants, and bibs.

Gear & Instrument Cases
Gear & Instrument Cases

Secures compartments on protective cases for cameras, drones, and other sensitive equipment.

OEM/ODM Module: Your Vision, Our Engineering

Our vertically integrated manufacturing process gives us complete control over production, allowing us to offer extensive customization for our partners. We work directly with your design and engineering teams to create waterproof and airtight zippers that meet your product’s exact technical and branding specifications.

Millimeter-Perfect Customization

Precision is paramount. We manufacture zippers to your exact length specifications, achieving millimeter-level accuracy. This dedication ensures seamless integration into your application, significantly minimizing material waste, and simplifies your overall assembly process.

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Custom Colors for Brand Matching

Match your brand’s exact color palette. We provide custom color matching for both the zipper tape and the TPU coating based on the Pantone (PMS) color system, ensuring seamless integration with your product’s design.

zizip 737
zizip color (1)

Specialized Puller Designs with Your Logo

We offer a variety of industrial-grade zipper puller options tailored for different application scenarios, combining functionality, ergonomics, and visual appeal, with the option to customize brand logos upon request.

Round Hook Puller
Round Hook Puller
Short T-Shaped Zipper Puller (1)
Short T-Shaped Zipper Puller
Oval Ring Puller
Oval Ring Puller
Long T-Shaped Zipper Puller
Long T-Shaped Zipper Puller
Cord Zipper Puller
Cord Zipper Puller
Injection T-Puller
Injection T-Puller

Custom Material & Coating

Polyester
TPU

Engineered for your specific application. Our zippers are built with high-strength
Polyester fabric tape and coated with a high-performance TPU (Thermoplastic Polyurethane) layer. We work with you to ensure the material combination provides the optimal balance of flexibility, durability, and sealing performance.Consult our team of engineers and we will deliver the optimal solution tailored to your specific needs.

SUPPORT & FAQ

banner zip
Minimum Order Quantity (MOQ)
The minimum order quantity for custom orders is 500 units.
Available in standard 20cm lengths and size #3, #5, and #8, are provided free of charge; however, shipping costs are the responsibility of the recipient.

We provide comprehensive documentation, including SGS Waterproof Test Reports, REACH Compliance Reports, and ISO Certifications, ensuring adherence to global standards. Furthermore, each zipper batch undergoes rigorous internal self-inspection by our dedicated factory Quality Control department. For detailed reports and further information, please contact our customer service team.

  • Bespoke Sealing Solution Design: For highly specialized application scenarios, including demanding sectors like aerospace equipment, our engineers develop bespoke sealing plan designs.
  • Material Compatibility Assessment: To ensure optimal integration, clients are invited to submit their application materials for a thorough compatibility assessment.
  • Precision Installation Guidelines: Following material compatibility confirmation, our technical team provides bespoke processing parameters.
  • Zipper Care & Maintenance Protocols: Comprehensive guidelines are provided for the daily maintenance and long-term care of ZIZIP zippers.
T/T、L/C; FOB、CIF、DDP
  • Warranty Period: This product is covered by a 30-day limited warranty, effective from the date of goods receipt. Replacement units are available, and supplementary repair strips will be provided.
  • Warranty Coverage: This warranty specifically covers performance issues such as water leakage, air leakage, or broken zipper teeth, directly attributable to material defects or manufacturing processes.
  • Exclusions from Warranty:
    -User-Induced Damage: Damage resulting from misuse, including but not limited to cutting, excessive force, or exposure to corrosive chemicals.
    -Improper Maintenance: Issues arising from non-adherence to recommended maintenance guidelines (e.g., zipper obstruction due to uncleaned debris or sand).
    -Unauthorized Alterations: Any repairs or modifications performed by third parties not authorized by ZIZIP.

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Our Story Jiaxing Zion Industry Co.,Ltd has specialized in R&D and manufacture of waterproof and airtight zippers for over two […]

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