In recent years, with the continuous enhancement of anti-detection ability of criminals, and under the influence of newspapers, television, Internet and media publicity, criminals have increasingly cunning means of committing crimes, which is one of the manifestations when wearing gloves. Glove crime increases the difficulty for scene investigators to extract the traces and evidence of crime scene. In the actual work, even the size of the hand worn by the suspect is not consistent with his own. In this paper, through the simulation experiment on the small hand wearing big gloves, big hand wearing small gloves, the characteristics of the size of the glove prints are analyzed, and the change rule is summarized, which provides a theoretical basis for the study of camouflage glove prints.