---
product_id: 212796569
title: "CANOPUS Dual Lock SJ3550 Extra Strong (25.4 mm x 1 m) Waterproof Tape Black, 5X Stronger Than Classic Hook & Loop Tape, Heavy Duty Reclosable Fastener"
brand: "canopus"
price: "168.39 DT"
currency: TND
in_stock: true
reviews_count: 8
url: https://www.desertcart.tn/products/212796569-canopus-dual-lock-sj3550-extra-strong-25-4-mm-x
store_origin: TN
region: Tunisia
---

# Waterproof & weather-resistant 5X stronger than classic hook & loop Durable black mushroom-shaped stems CANOPUS Dual Lock SJ3550 Extra Strong (25.4 mm x 1 m) Waterproof Tape Black, 5X Stronger Than Classic Hook & Loop Tape, Heavy Duty Reclosable Fastener

**Brand:** canopus
**Price:** 168.39 DT
**Availability:** ✅ In Stock

## Summary

> 🔗 Lock it down with Canopus – where strength meets sleek convenience!

## Quick Answers

- **What is this?** CANOPUS Dual Lock SJ3550 Extra Strong (25.4 mm x 1 m) Waterproof Tape Black, 5X Stronger Than Classic Hook & Loop Tape, Heavy Duty Reclosable Fastener by canopus
- **How much does it cost?** 168.39 DT with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.tn](https://www.desertcart.tn/products/212796569-canopus-dual-lock-sj3550-extra-strong-25-4-mm-x)

## Best For

- canopus enthusiasts

## Why This Product

- Trusted canopus brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Sleek & Invisible:** Hidden fastening system delivers a clean, professional finish without bulky hardware.
- • **Snap-Strong Security:** Experience 5X the tensile strength of traditional hook & loop fasteners for unmatched hold.
- • **Tool-Free Installation:** No drills, screws, or sewing needed—just snap and secure in seconds.
- • **Versatile & Weatherproof:** Perfect for indoor/outdoor use with waterproof acrylic adhesive that bonds to metals, glass, plastics, and more.
- • **Vibration-Reducing Design:** Mushroom-shaped stems minimize vibration for a stable, noise-free fastening.

## Overview

The CANOPUS 3M Dual Lock SJ3550 is a heavy-duty, waterproof reclosable fastener tape measuring 25.4mm by 1 meter. Featuring 250 interlocking mushroom-shaped stems per square inch, it delivers 5 times the tensile strength of classic hook & loop tapes. Its strong acrylic adhesive bonds securely to diverse surfaces without tools, making it ideal for both indoor and outdoor applications requiring durable, vibration-resistant fastening with a clean aesthetic.

## Description

CANOPUS Dual Lock SJ3550 Extra Strong (25.4 mm x 1 m) Waterproof Tape Black, 5X Stronger Than Classic Hook & Loop Tape, Heavy Duty Reclosable Fastener

## Features

- Includes 1 roll of Dual Lock SJ3550 self-mating reclosable fastener, 25.4 mm wide, 1 meter long (total 0.5 meter usable length when two pieces in equal length mated), with box opener (1PC) by Canopus.
- On one side white, acrylic adhesive foam (protected by a removable, film liner) that bonds strongly to a variety of surfaces including metals, paint, glass and plastics. On the other side black, interlocking mushroom shaped stems that will snap together with another piece to form a strong fixing and fastening that can be opened and closed multiple times.
- Durable and secure black, interlocking mushroom-shaped heads (250 stem density per square inch) provide strong, reliable and durable fastening up to 5X the tensile strength of typical hook-and-loop products. Mushroom head closure also reduces vibration. Strong fastener secures with an audible snap, verifying closure.
- With Dual Lock Reclosable Fastener SJ3550, there is no need for any drilling, screwing or sewing tools which makes for quick installation. Snap-in-place installation replaces screws and nails, snaps, and rivets.
- Multi-purpose for the ultimate convenience where a high strength and versatile reclosable fastening system is required. Ideal for indoor and outdoor use to attach doors, access panels, cushions, headliners, signs and display components. An alternative to screws and bolts, this hidden fastener provides a snug fit and smooth aesthetic appearance.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | Canopus |
| Part Number | CA-001 |
| Product Dimensions | 3 x 3 x 4 cm; 70 g |
| Item model number | CA-001 |
| Size | 25.4mm x 1m |
| Colour | Black |
| Style | Industrial |
| Material | Acrylic, foam |
| Thickness | 5.7 Millimetres |
| Plug profile | Adhesive |
| Batteries included? | No |
| Batteries Required? | No |
| Item Weight | 70 g |

## Product Details

- **Brand:** CANOPUS
- **Colour:** Black
- **Material:** Acrylic, foam
- **Size:** 25.4mm x 1m
- **Style:** Industrial

## Images

![CANOPUS Dual Lock SJ3550 Extra Strong (25.4 mm x 1 m) Waterproof Tape Black, 5X Stronger Than Classic Hook & Loop Tape, Heavy Duty Reclosable Fastener - Image 1](https://m.media-amazon.com/images/I/415vu4VgIeL.jpg)
![CANOPUS Dual Lock SJ3550 Extra Strong (25.4 mm x 1 m) Waterproof Tape Black, 5X Stronger Than Classic Hook & Loop Tape, Heavy Duty Reclosable Fastener - Image 2](https://m.media-amazon.com/images/I/61FTh2+mNtL.jpg)
![CANOPUS Dual Lock SJ3550 Extra Strong (25.4 mm x 1 m) Waterproof Tape Black, 5X Stronger Than Classic Hook & Loop Tape, Heavy Duty Reclosable Fastener - Image 3](https://m.media-amazon.com/images/I/71PsvssQwJL.jpg)
![CANOPUS Dual Lock SJ3550 Extra Strong (25.4 mm x 1 m) Waterproof Tape Black, 5X Stronger Than Classic Hook & Loop Tape, Heavy Duty Reclosable Fastener - Image 4](https://m.media-amazon.com/images/I/61GfpOiqx+L.jpg)
![CANOPUS Dual Lock SJ3550 Extra Strong (25.4 mm x 1 m) Waterproof Tape Black, 5X Stronger Than Classic Hook & Loop Tape, Heavy Duty Reclosable Fastener - Image 5](https://m.media-amazon.com/images/I/51BHZea3U9L.jpg)

## Available Options

This product comes in different **Size Name** options.

## Questions & Answers

**Q: How long does the adhesive take to set?**
A: The connection is immediate. I’d advise caution when placing it down as this stuff is strong and hard to remove!

**Q: Could this be used to hold Roman blinds and frame to a window**
A: Yes

**Q: Will this stick to a carpet?**
A: It is not really design for that purpose it stick better to flat, non porous surface.

**Q: I have been advised this product has a two year shelf life. Will I receive paperwork to back this up**
A: No you won't

## Customer Reviews

### ⭐⭐⭐⭐⭐ Great fixer
*by M***. on 24 February 2025*

Great product. Very strong hold. Does a very good job.

### ⭐⭐⭐⭐⭐ Perfect for number plates
*by D***Y on 19 February 2025*

Perfect and works well. I used it to secure front and rear number plates on my car

### ⭐⭐⭐⭐⭐ Very strong adhesion
*by M***S on 8 July 2024*

This item is quite expensive but if you need a more secure attachment than traditional hook and loop then I can recommend this product.

## Frequently Bought Together

- CANOPUS 3M Dual Lock SJ3550, Heavy Duty Reclosable Fastener Tape, Waterproof (25.4mm x 1m) (5X Stronger Than Classic Hook & Loop Tape), Black, Dual Lock Tape
- CANOPUS 3M Dual Lock SJ3550 Adhesive Pads 25mm x 50mm, Set of 16, Waterproof Dual Lock Pads, Number Plate Pads, Black
- VELCRO Brand Heavy Duty Stick On Tape Cut-to-Length Industrial Extra Strong Double Sided Hook & Loop Self Adhesive Tape Perfect for Room Décor & Home, Office, Garage Use Black 50mm x 1m

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**Shop now:** [https://www.desertcart.tn/products/212796569-canopus-dual-lock-sj3550-extra-strong-25-4-mm-x](https://www.desertcart.tn/products/212796569-canopus-dual-lock-sj3550-extra-strong-25-4-mm-x)

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*Product available on Desertcart Tunisia*
*Store origin: TN*
*Last updated: 2026-05-31*