Finding the perfect IWB holster depends on a fwe variables, most notably your body type, safety, finish, comfort, conceal-ability, drawing and reholstering, and retention. Each feature plays a part in identifying the holster that will work the best for you. One that is ideal for one person may not be for another. The top two materials that make up an IWB holster is kydex or leather. Kydex is a harder, more durable plastic, while leather will form more to your gun, but also could affect the finish on your gun. Much time and consideration must be taken when deciding on the best IWB holster for you and your job or recreational outing.