You can fill it with anything you want, such as old clothes, rags, quilts, pillows, sand, corn, sawdust, foam, sponge and cotton, etc. Quality and Durable Materials: The punching bag is made of super quality microfiber pu leather, designed with multi-layer construction and shock-absorption foam padding, which can effectively reduce the impact force generated during boxing, protect the wrists and joints, and provide a good boxing experience.

With aurora capture technology, the image can be brightened or darkened when encountering tunnels, night lights, etc. HDR wide dynamic processing technology, imaging is more clear.

And the rearview mirror is waterproof and has 140A+ rated lenses, providing excellent video quality! [Loop Recording] The rearview mirror dual-channel video recorder adopts loop recording system. When the micro-SD card is full, the oldest file will not be deleted by itself, unlimited recording is possible, no leakage, of course!