In WooCommerce Settings, you can setup for your Shop page.
 Shop page Sidebar Layout: Select your Blog page to display as Right / Left sidebar or full page (without sidebar). And when you select Right / Left sidebar, you are able to choose sidebar in 
 Sidebar Used for Shop: There are some availabe Sidebars that you can choose. And to design these sidebars, please negative to Appearance > Widgets
 Shop default layout
 Products per page