Heavy Duty Invisible Continuous Zippers – Size 5

Our Size 5 invisible continuous zipper tape is designed for projects that need a stronger, more durable invisible zip. Popular for wedding dresses, prom wear, corsetry, cushions and upholstery, this range offers a robust 5 mm coil while still giving a perfectly concealed finish.

Available in a wide selection of colours, each tape pairs with matching sliders for a professional result in any length you need.

Strong, flexible and versatile — ideal for dressmaking, home décor and craft projects

beige long chain continuous invisible zipper tape and sliders
10 meters of beige long chain continuous invisible zipper tape and sliders

Beige Heavy Duty #5 Invisible Continuous Zipper Tape

  • 6 Options
£3.50 GBP 
 - £15.50
Size 5 heavy duty invisible continuous zipper tape in multiple colours with matching sliders

Size 5 Invisible Zipper Tape

Heavy duty Size 5 invisible continuous zipper tape for bridal, dressmaking and upholstery projects.
heavy duty size 5 continuous invisible zipper tape
heavy duty size 5 continuous invisible zipper tape sliders

Black Heavy Duty #5 Invisible Continuous Zipper Tape

  • 6 Options
£3.50 GBP 
 - £15.50
Light grey continuous invisible continuous zipper in size 5
10 metres of Light grey continuous invisible continuous zipper in size 5

Light Grey Heavy Duty #5 Invisible Continuous Zipper Tape

  • 6 Options
£3.50 GBP 
 - £15.50
heavy duty size 5 continuous invisible zipper tape
heavy duty size 5 continuous invisible zipper tape sliders

White Heavy Duty #5 Invisible Continuous Zipper Tape

  • 6 Options
£3.50 GBP 
 - £15.50
Mustard orange heavy duty continuous invisible long chain

Mustard Heavy Duty #5 Invisible Continuous Zipper Tape

  • 6 Options
£3.50 GBP 
 - £15.50
cerise pink long chain invisible #5

Cerise Heavy Duty #5 Invisible Continuous Zipper Tap

  • 6 Options
£3.50 GBP 
 - £15.50
dark grey continuous heavy duty no 5 invisible zipper tape and sliders
dark grey continuous heavy duty no 5 invisible zipper tape and sliders

Dark Grey Heavy Duty #5 Invisible Continuous Zipper Tape

  • 6 Options
£3.50 GBP 
 - £15.50
khaki olive green continuous heavy duty no 5 long chain zipper and sliders
khaki olive green continuous heavy duty no 5 long chain zipper and sliders

Olive Green (Khaki) Heavy Duty #5 Invisible Continuous Zipper Tape

  • 6 Options
£3.50 GBP 
 - £15.50
Ivory heavy duty continuous invisible zipper tape and sliders in the size 5 ideal for wedding dresses and prom
sliders for Ivory heavy duty continuous invisible zipper tape and sliders in the size 5 ideal for wedding dresses and prom

Ivory / Off-White Heavy Duty #5 Invisible Continuous Zipper Tape

  • 6 Options
£3.50 GBP 
 - £15.50
Deep blue Size 5 invisible continuous zipper tape with matching sliders.

Navy Blue Heavy Duty #5 Invisible Continuous Zipper Tape

  • 6 Options
£3.50 GBP 
 - £15.50
Dusky Pink continuous invisible heavy duty zipper tape

Dusky Pink Heavy Duty #5 Invisible Continuous Zipper Tape

  • 6 Options
£3.50 GBP 
 - £15.50
teal continuous heavy duty no 5 invisible zipper tape and sliders
teal continuous heavy duty no 5 invisible zipper tape and sliders

Teal Heavy Duty #5 Invisible Continuous Zipper Tape

  • 6 Options
£3.50 GBP 
 - £15.50
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FAQ – Invisible Continuous Zips (Size 5 & Size 3)

Size 5 (or #5) refers to the width of the coil, which measures 5 mm across. It is stronger than a standard Size 3 invisible zip, making it ideal for wedding dresses, corsetry, cushions, upholstery and thicker fabrics.

Continuous zipper tape allows you to cut any length you need. Each metre comes with two matching sliders. This lets you create single zips, double-ended zips or extra-long closures.

Yes — once you’ve done it a couple of times. The method is slightly different from regular continuous zip sliders. Our video below demonstrates how to attach the Size 3 sliders, which are smaller and more fiddly, but the technique is the same for Size 5.

Absolutely. Size 5 invisible zips are perfect for bridal and formalwear, especially in structured garments where you need a concealed zip that can handle more stress.

They’re commonly used for:

  • Wedding dresses & prom gowns
  • Evening wear & costumes
  • Cushions & soft furnishings
  • Upholstery where a concealed but strong zip is preferred
  • Craft and sewing projects needing a robust invisible finish

Yes. Sliders are supplied in the closest colour match for a seamless finish.

Yes. Size 5 has a wider 5 mm coil and is much more durable. Size 3 is finer, more delicate and suited to lightweight dressmaking.

For full postage information, please see our Shipping & Delivery page

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How to Attach Invisible Zip Sliders

Watch how to attach invisible zip sliders (shown on Size 3 tape, same method for Size 5).