Step 1:
Height & Width

Measure the height and width of your device (if you use a case, please measure the total height and width including the case)

Step 2:
Thickness

Measure the thickness of your device (don’t forget to include the case if you use one).

Step 3:
Find your size

Medium is best for standard size phones like an iPhone 12 (and similar) while Large is best for larger phones like an iPhone 12 Pro Max