Under Settings, add an avatar (your small ID pic) and a masthead (the big rectangular image at the top of your profile).
Max width: 1800px
Max height: 900px
Formatting: Because of Very Goods’ responsive layout, cropping varies by device. Rely on images with strong centered imagery.
Member avatar: Square, minimum 126px
Store avatar: Square or landscape, 250px high, 19:6 max ratio