It's a logo of Rocket Boot reduced to a boot with a small rocket attached to it. It looks like an ordinary boot but it has a small rocket the shape of a flashlight on the back of the boot. This boots are designed to give humans flight.
This Rocket Boot icon is made in Material Design style
developed by Google. This style is based on extremely simplified shapes, thin two-pixel lines, and is optimized for 24x24 px. Unlike other vector icon packs that have merely hundreds of icons, this icon pack contains 5,700 icons, all in the same style and quality.