Look for the number and the first letter only
How does your zipper look like from the outside?
teeth shape:
front and
back both bell-shaped
teeth shape:
front triangular
back bell-shaped
teeth shape:
front square
back bell-shaped
teeth shape:
front pointed shape
back bell-shaped
teeth shape:
front and
back both bell-shaped
teeth shape:
front pointed shape
back bell-shaped
teeth shape:
front and
back the same (symmetrical)
front:teeth not visible
back: teeth visible
if zipper is closed
front:teeth visible
back: teeth invisible
if zipper is closed
for example: 12 teeth