Sew a Lined Zipper Pouches in Any Size You Want
Zippered pouches can be used for multi purposes and one cannot ever have enough of them. Not only are they practical for traveling and storing cosmetics, but also for keeping chargers and cables for all of the electronic devices that also get taken on trips. You are not limited to the size that is indicated in any particular tutorial. You can custom make them to fit your needs.
Simply figure out the width you want and purchase a zipper in that width. Then the length of the can then also be decided by you. You can make the length longer or shorter, depending on you needs.
The tutorial in the link below gives you set measurements. But you do not have to stick to those measurements. Simply adjust according to your zipper size. The rest of the instructions is then the same no matter what size of zipper you use.