How to Install an Invisible Zipper

How to install an invisible zipper

If you will sew skirt or dress you must be able to install a zipper well. It is one of important skills for good sewing the skirts or dresses.
There are a few kinds of zippers, but for most womens garments are used the invisible zippers type.
I will show you how to sew in an invisible zipper on experimental pieces of fabric. The zipper and a flap of fabric have the different colors. This is done so deliberately, do not pay attention to it.

In this tutorial you will learn how to sew an invisible zipper. The steps of installing a zipper with 30 photos and tailors comments.

The invisible zipper for skirts

The invisible zipper for skirts

The invisible zippers are used for womens garments predominantly, especially for skirts and dresses. The Invisible zipper characterized in that it is recessed in the seam and that is why it is "invisible".
The main feature of an invisible zipper is its smooth face surface of the face side.

The adhesive tape for strengthening a fabric

The adhesive tape for fabric

The both edges of fabric where will be sewn a zipper should be strengthened with a special adhesive tape for fabric (it has glue on one side).

Presser feet for install the zippers

Presser feet for install an invisible zipper

You need have a special zipper foot also.
Note: not all sewing machines have this presser foot that is used for sewing an invisible zipper.

Presser foot for lap zipper

On this photo you can see the differences between a ususal presser feet for sewing zippers (from above) and presser feet for sewing the invisible zippers (from below).

Seam allowances on edges of the fabric

At beginning you need to mark both sides of two pieces a fabric with lines, having the seam allowance 1.5 cm.

Press adhesive tape to efges of fabric

Press the adhesive tape on edges a fabric

The sewing an invisible zipper is not easy. For installing any zippers you need have a skill. Good looking zipper is the first sign of good tailor.
Use this first advice: If you will be add to the edges of fabric the adhesive tapes you can eliminate most of the challenges during the installing.
Cut two pieces of adhesive tape little longer than is length a zipper.

How to iron the adhesive tape

Second advice: Do not iron directly the adhesive tape without cloth pad.

The ironing of the adhesive tape

This process will be quite easier and cleaner.

Its time to use the overlock

The edges of fabric with overcast seams

Before start the zipper stitching you need to serge both edges of fabric or make this using zigzag stitching.

The edges of fabric need to neaten with overlock

These seams are located inside the skirt, but it is always better when they are nice look.

Installing an invisible zipper on sewing machine

Remove the universal presser foot

Now you need remove from the sewing machine an universal presser foot and set a special presser foot.
Don't forget that to sew an invisible zipper you need buy a special foot (if it is not included in set of accessories).

Presser foot for install the invisible zipper

Insert the top needle thread into the slot a presser foot, as shown on this photo.

Cutting top edges of zipper

Cutting the top edges of invisible zipper

The upper parts of the zipper tape you can a little to cut. But this is not necessary, and depends on the seam allowance size that you want make along the waistline your skirt or trousers.

The top edges of invisible zipper

Cut it now (on this stage) is not necessarily, but you must know, so you can shorten the excess ends of the tape in case when it interferes to sew waistband etc.

First steps to sewing the invisible zipper

First steps to sewing the invisible zipper

Most tutorials are provide instructions that are overly simplified. Many of them not have the small but important details of installation zippers. I offer you tutorial where any step has the great photo with detailed tailors comment.
Now its time start sew an invisible zipper on your skirt.

Use the left slot of presser foot

Look at the sole your presser foot, you will see their two slots.

Sewing an invisible zipper

For stitching the left part of a zipper you need to use the left slot, as shown, and vice versa.

Sewing the left side of invisible zipper

At this place you have to stop the sewing without forgetting to make a few back stitches (lockstitch).

How to sew second part of zipper

Start to sew a right side of zipper

Now we will to sew second part of zipper to opposite edge of your skirt.

Use the right slot of presser foot

For stitching the right part a zipper you need to use the right slot of presser foot, as shown.

Sewing the right side of invisible zipper

At this place of the right side a tape you have to stop sewing.

Face side a skirt with zipper

On this photo you can see face side a fabric (skirt) with an installed invisible zipper.

Face side a fabric with the closed zipper

Close the zipper together and let's look at the wrong side of your skirt.

How to sew a side seam

End of the zippers tapes

This is the end of stitches holding the zipper tapes to fabric. You need to continue this stitching along the side seam but from bottom of skirt (or dress).

Remove the zipper foot

Remove the zipper foot and attach the universal presser foot.

Last steps of installing an invisible zipper

Last steps of installing an invisible zipper

Start stitching these parts of skirt together with the same seam allowance.
Tip for beginner: Use hand basting before any sewing operations.

Remove the fabric from sewing machine

Don't forget to make a few back stitches (lockstitches).

When a zipper on jeans is broken and no longer zips up, it may seem impossible to fix it. However, there is a way to repair your zipper on jeans without removing a zipper.

Press flat side seam of fabric

Press the seam allowance of invisible zipper

Press the flat seam of fabric with a steam iron (except the zipper tape).

Iron the face side of fabric

Now you can to iron the face side of fabric (skirt), as shown on this photo.

Wrong side of the invisible zipper

This is wrong side of the invisible zipper.

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