Double Flange Zipper :

Having Flange on both side of the zipper. Equal or unequal.

Single Flange Zipper :

Having Flange on one side of zipper.

.

Having one side of zipper profile as a hinge

.

Zipper with no Flanges.

.

Zipper having broad distant profile.

.

Zippers with or without flange to facilitated sliding of slider.

.

Zipper with one side of the zipper flange joint together.

.

Zipper having two profiles

.