How to Keep an Enamel Pin Secure: Back Types and Fixes
By THESE ARE THINGS® – Enamel Pins • Iron On Patches | Published: 2026-11-03
Category: How-to Guides
Stop losing pins and spinning designs. Learn how rubber, metal, and locking backs work, when to swap them, and how to secure an enamel pin on a backpack.
Quick answer
Match the back to the load: use a rubber backing for light wear on clothing and a metal or locking back for backpacks and bags. Then check the clasp tension and add a small stopper to stop rotation.
Why pin backs fail on bags but hold on jackets
A pin on a jacket sits against fabric that moves with your body. A pin on a backpack faces constant rubbing, swinging, and snagging on straps, seats, and doorways. That extra motion works a friction-fit rubber back loose over time, while a metal clasp or locking back resists the pull better.
Thick seams, padded straps, and layered fabric also change how far the pin post can pass through. If the post barely clears the fabric, the back has less material to grip, so choose a spot with a single layer where possible.
When a locking back is worth it — and when it isn't
A locking back is the safer choice for a pin you wear daily on a bag or lanyard, because it requires a deliberate release rather than a simple pull. The tradeoff is convenience: removing the pin takes an extra step, and small locking mechanisms can be fiddly on thin fabric.
For a pin worn occasionally on a denim jacket or display board, a standard rubber back is usually enough and easier to swap. Keep locking backs for the pins you would most hate to lose.
The rotation problem nobody warns you about
Even a back that stays put can let the pin spin, so the design hangs sideways or scratches the fabric beside it. A single post gives the pin nothing to grip, which is why rotation is common on bags with smooth or coated surfaces.
A tiny silicone stopper or a second back placed behind the first adds friction without changing the look. On fabric, positioning the pin so the post sits in a tighter weave also reduces spin.
Steps to secure an enamel pin
- Choose the right back for where you wear it: Use a rubber back for clothing and display boards, and a metal or locking back for backpacks, lanyards, and anything that swings. Common mistake: leaving the original rubber back on a bag pin and assuming it will hold. If the pin will move with a bag all day, treat the back as part of the purchase, not an afterthought.
- Test the clasp tension before you wear it: Push the back onto the post and tug gently. It should resist a light pull without sliding. If it slides off with almost no effort, the back is worn or the wrong size for the post. Common mistake: judging tension by feel alone instead of actually tugging. Replace any back that comes off with a light pull before the pin ever leaves the house.
- Add a stopper to stop rotation: Place a small silicone stopper or a second back behind the first so the pin cannot spin freely. Common mistake: adding a stopper that is too thick, which pushes the pin away from the fabric and makes it wobble. Check rotation after one day of wear; if the design still hangs sideways, move the pin to a tighter weave or add a second stopper.
- Pick a low-snag spot on a backpack: Mount the pin on a flat panel away from strap junctions, zipper pulls, and the base where the bag rests on the ground. Common mistake: placing pins on curved or padded areas where the post cannot sit flush. Press the pin flat against the fabric before fastening; if the post does not sit perpendicular, choose another spot.
- Do a weekly back check: Once a week, press each back firmly onto its post and look for cracks, stretching, or looseness. Common mistake: waiting for a pin to fall off before checking, which usually means losing it somewhere you cannot search. Keep a few spare backs of the same type so a loose one can be replaced immediately.
Product facts
- Feminist Pin - Gold: This 1-inch embossed gold pin uses a rubber backing and carries the #YesAllWomen message. The compact size and rubber back suit light wear on a jacket or pin display; for a backpack, plan to swap in a locking back or add a stopper.
Feminist Pin - Gold
