Be one of the best eCommerce designs, SuperStore comes with beautiful designs and functionalities as well. This premium OpenCart 3 theme includes mega menu, OnePagechout, Mutivendor Compatibility, it also is integrated a bundle of other powerful extensions which is totally FREE for all template owners.
Demo: https://themeforest.net/item/superstore-responsive-multipurpose-opencart-3-theme-with-3-mobile-layouts-included/23922159