thumbnails

I want to talk about the product image variation, actually when a user order a product and select the color variation, in the shopping cart will add the product with the main thumbnail. Let me explain this better, so if that specific product have as main thumbnail a black tshirt and a user...

My site make 12 thumbnails images and with original image that is 13 files per image. I make a little research and founded that: 1. My WP instalation make 3 thumbnails (150x150, 300x300, 1024x1024) 2. DaVinci template make 5 thumbnails (50x50, 200x200, 450x450, 824x349, 285x177) 3. I think...