Heat. Shape. Fix.

What will you fix with Forj?

Forj is a moldable thermoplastic repair tape. Heat it, wrap or shape it, and it cools into a solid part as strong as steel. Fix broken tools, sports gear, outdoor equipment and more.

Free U.S. shipping. Made by ResinFiber in Maine.

A 20-foot roll of white Forj thermoplastic repair tape

Three steps, a few minutes

A hair dryer and a pot of hot water warming Forj tape

1. Heat

Hot water, a hair dryer or a heat gun, to about 140°F. Keep it under 190°F.

A hand holding heated, transparent Forj ribbon

2. Shape

When it turns clear, wrap or mold it. It fuses to itself.

A broken shaft repaired with Forj ribbon wrapped around it

3. Fix

Let it cool. It sets white, hard and strong.

See Forj in action (2:26)

How Forj works →

Fixed with Forj

Real repairs sent in by Forj owners.

A must-have for any toolbox

  • Strong as steel. Over 1,000 lbs tensile per strand.
  • Featherlight. 100 ft weighs under a pound.
  • Reusable. Reheat and reshape it anytime.
  • Waterproof and paintable. Stronger in the cold.

All features →

Comparison chart of Forj against other repair tapes and wraps
Forj vs. other repair tapes and wraps