The VP40 uses HKs ergonomic handgun grip design that includes three changeable backstraps and six grip side panels. The slide releases are present on both sides of the frame and the paddle style magazine release can be easily activated by left- or right-handed shooters. Simple components that are mounted on each side of the rear of the slide and provide better gripping leverage for racking the slide rearward. The charging supports speed reloading and make operating the VP easier for shooters with reduced hand strength. It has an extended Picatinny MIL-STD-1913 rail molded into their polymer frame for mounting lights and accessories. The VP40 also features a steel cold hammer forged barrel and steel slide. This model has a push button safety and comes with two 10-round magazines.