Child resistant package with slidable tray section

A package made of cardboard, includes a sleeve and an insert, the sleeve being provided with at least one catch tab located on the inside of the sleeve and provided with at least one projection, so that the catch tab forms an angle with the upper wall of the sleeve. At least one locking tab is provided on the insert, which is arranged so as to be at least in part inserted between the catch tab and the upper wall. At least one operating tab is provided, in addition to which the sleeve is provided with at least one cutout next to the operating tab, the operating tab being arranged so as to be pressed by a user against the locking tab, movement of the insert in the sliding direction (S) towards the opening being made possible.