Woocommerce for dazzling

I’ve just installed Dazzling on my testing site, I also installed Woocommerce at the same time.

I saw quite different result from the site I installed and Dazzling Live preview
all thumbnail in the shop page are square instead of rectangular

here is my shop page http://prudential.vv.si/shop/

This will help: http://docs.woothemes.com/document/using-the-appropriate-product-image-dimensions/

Here are image sizes we are using on our theme demo: