It's an icon of a hand-trolley manuevering two stacked boxes. The trolley is facing the right, as though it's being moved in that direction, and it's leaning a bit backward as though somone is pushing it forward.
Related to Trolley Icon
Related icons are the icons with matching tags, as well as all ecommerce icons. All icons are in the same flat style. You can either download free PNG icons or buy SVG vectors