The divider (10) has a partition wall (11) whose two ends are arranged with a front-sided aperture (16), and a springy clamping piece (12) including a plug-in section (17) that is placed in the front-sided aperture and rests with a stop part outside at a front side of the partition wall. An arrangement portion (18) is arranged at a drawer wall. The arrangement portion is movable toward the section against return force of a spring element. The spring element is formed through a spring bar that is formed as a one-piece plastic part together with the section and the arrangement portion.