Gun grips can be made from a variety of materials, the most common of which are wood, plastic, and rubber. Some grips are also made from metal or other harder materials.
There are a few things to consider when choosing a grip material. First, think about how the gun will be used. If it will be used for target practice or competition shooting, you might want a grip that is more slip-resistant so that your hand does not slide around on the grip when you are sweating. Second, consider the weight of the gun. A heavier gun will usually require a more substantial grip so that it does not feel unbalanced in your hand. Third, think about the climate where you will be using the gun. If it is very hot or humid, a rubber or plastic grip might be more comfortable than a wood grip. Fourth, consider the look of the gun. Some people prefer the look of a wood grip, while others prefer the more utilitarian look of a plastic or rubber grip.
There are many different types of gun grips on the market, so it is important to do some research before making a purchase. You can read online reviews, talk to friends who are gun enthusiasts, or visit a gun store and ask the staff for their recommendations. Once you have decided on a few different grips, try them out at the gun store or shooting range to see which one feels the best in your hand.