Hello, we are facing issues whilst trying to create our personal base.svg and mask.svg files. Everytime we create these files for custom products they never line up despite being the same needed size and created off the same canvas via Adobe PS as per example below: 

We have tried numerous approaches over the past couple weeks but nothing seems to be working. If anyone has any ideas or perhaps found a guide on how to create these files I would be very thankful to get it.