3M™ Hook/Loop Fastener TB3401/TB3402

  • 3M Product Number TB3401/TB3402
  • 3M ID 7100065029
  • UPC 00051111920091

Trial bag version (1 in. x 10 ft.) of 3M™ Loop Fastener SJ3401 and 3M™ Hook Fastener SJ3402

Great for small jobs, prototyping and design evaluation

Woven nylon loop fastener provides great design flexibility and fast product assembly

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  • Trial bag version (1 in. x 10 ft.) of 3M™ Loop Fastener SJ3401 and 3M™ Hook Fastener SJ3402
  • Great for small jobs, prototyping and design evaluation
  • Woven nylon loop fastener provides great design flexibility and fast product assembly
  • No adhesive or liner allows for attaching by sewing or with hot melt or liquid adhesives
  • Alternative solution to zippers, screws, snaps and more
  • Features good temperature resistance of 200°F (93°C)
  • Good for either indoor or outdoor use

3M™ Hook/Loop Fastener TB3401/TB3402 is a general purpose fastener that provides design flexibility and fast product assembly. The non-adhesive hook and loop fastener is most commonly sewn, but can be attached with a variety of hot melt or liquid adhesives. This fastener allows for easy and convenient attachment to a variety of substrates.

Delivers Durability
3M™ Hook/Loop Fastener TB3401/TB3402 is our general purpose hook and loop fastener that features no adhesive or liner. It is an attachment alternative to a wide variety of closures, including zippers, screws, snaps, hooks and more. We designed this fastener with a woven nylon loop backing, covered with thousands of soft, pliable napped loops, providing for thousands of openings and closings (cycles). This fastener is also covered with flexible J-shaped hooks, about 300 hooks per square inch (46 hooks/square cm.), which protrude up from a woven backing. To ensure stability and flatness, both the hook and the corresponding loop are preshrunk.

3M™ Hook/Loop Fastener TB3401/TB3402
3M™ Hook/Loop Fastener TB3401/TB3402 excels in fabric based applications like uniforms, gloves, clothing, and seat cushions
Recommended Applications
  • Uniforms
  • Gloves and clothing
  • Securing fabric to furniture cushions
  • Carpet panel attachments

3M Trial Bags Simplify Selection
3M™ Hook/Loop Fastener Trial Bags provide a simplified "go-to" selection that has proven successful for most common applications, along with just the right length and quantity for trial run testing.

No Adhesive or Liner for Easy Customization
The backings of 3M™ Hook/Loop Fastener TB3401/TB3402 are free of adhesive or liner, allowing for easy customization. The fastener is most commonly attached by sewing, but can also be applied using hot melt or liquid adhesives (temperature resistance may change based on adhesive used). It provides a tailored appearance for fabrics and garments and is both washable and dry cleanable.

Secure, Repeated Closures
3M™ Hook and Loop Fasteners offer great design flexibility, fast product assembly, smooth and clean exterior surfaces and excellent product performance in many applications. 3M Hook and Loop Fasteners consist of hooks and loops which engage to form a quick fastening attachment. To disengage the attachment, simply pull the strips apart by hand.

Bringing it All Together
3M™ Hook and Loop Fasteners provide the strong, tough attachment solutions you need. Simply press together and the tiny, stiff hooks mesh with pliable loops to create a quick, secure fastening system. Backed with a variety of 3M adhesive technologies, you can easily meet application demands that require thousands of easy opening and closings.

Typical properties



Large Volume Order

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For industrial/occupational use only. Not for consumer sale or use.

3M industrial and occupational products are intended, labeled, and packaged for sale to trained industrial and occupational customers for workplace use.  Unless specifically stated otherwise on the applicable product packaging or literature, these products are not intended, labeled, or packaged for sale to or use by consumers (e.g., for home, personal, primary or secondary school, recreational/sporting, or other uses not described in the applicable product packaging or literature), and must be selected and used in compliance with applicable health and safety regulations and standards (e.g., U.S. OSHA, ANSI), as well as all product literature, user instructions, warnings, and other limitations, and the user must take any action required under any recall, field action, or other product use notice.  Misuse of 3M industrial and occupational products may result in injury, sickness, death, or property damage.  For help with product selection and use, consult your on-site safety professional, industrial hygienist, or other subject matter expert.