What is the available size for Mylar bags?

There are many different sizes in Mylar bags, normally we have the below sizes:

1gram,2gram,3.5gram,7gram,14gram, and 28gram.

The most popular size is 3.5gram and 28gram.

Our Mylar bags have child proof zip lock at the top, with this ziplock and avoid children opening this bag.

And we have aluminum foil material inside a mylar bag to make it long term storage for spices, seeds, food, leaves, and herbs.