A gun slide grip is provided for installed use on a gun slide. The gun slide grip includes a flexible sheet member having a bottom side with an adhesive surface for attachment to a gun slide and a top side with a grip surface for engagement by user. The sheet member includes a body portion for positioning on a top side of a gun slide, and first and second segmented portions integrally adjoined to the body portion. The first segmented portion includes a first plurality of fingers for interposed positioning with a first plurality of serrations provided on a first side of a gun slide. The second segmented portion includes a second plurality of fingers interposed positioning with a second plurality of serrations provided on a second side of a gun slide. The body portion may include one or more alignment features for use in installing the gun slide grip on a gun slide.