Panel , wherein the panel comprises a first pair of opposite edges , namely a first edge and a second edge ; wherein the first edge comprises a male coupling part , wherein the second edge comprises a female coupling part , wherein the male coupling part and the female coupling part are configured in such a way that two such panels , can, by means of their male and female coupling parts , be coupled to each other in one plane and a coupled state can thus be realized between the panels ; wherein the male coupling part comprises a tongue ; wherein the female coupling part comprises a groove , wherein the groove is delimited by an upper lip and a lower lip ; preferably wherein the lower lip extends in the distal direction beyond the open or free end of the upper lip ; wherein the tongue and the groove , in the coupled state, form a tongue-and-groove joint, which produces a mechanical locking between the panels in the direction perpendicular to the plane of the panels ; wherein the male coupling part and the female coupling part each comprise a locking element , said locking elements , in the coupled state, produce a mechanical locking between the panels in the direction in the plane of the panels and perpendicular to the first pair of opposite edges ; wherein the tongue and the upper lip are configured with overlapping contours , so that in the coupled state of two such panels, on their first pair of opposite edges a pretension is formed between the tongue of the panel and the upper lip of said coupled panel characterised in that owing to the pretension, the tongue bends, and not the upper lip . wherein the panel comprises a first pair of opposite edges , namely a first edge and a second edge ; wherein the first edge comprises a male coupling part , wherein the second edge comprises a female coupling part , wherein the male coupling part and the female coupling part are configured in such a way that two such panels , can, by means of their male and female coupling parts , be coupled to each other in one plane and a coupled state can thus be realized between the panels ; wherein the male coupling part comprises a tongue ; wherein the female coupling part comprises a groove , wherein the groove is delimited by an upper lip and a lower lip ; preferably wherein the lower lip extends in the distal direction beyond the open or free end of the upper lip ; wherein the tongue and the groove , in the coupled state, form a tongue-and-groove joint, which produces a mechanical locking between the panels in the direction perpendicular to the plane of the panels ; wherein the male coupling part and the female coupling part each comprise a locking element , said locking elements , in the coupled state, produce a mechanical locking between the panels in the direction in the plane of the panels and perpendicular to the first pair of opposite edges ; wherein the tongue and the upper lip are configured with overlapping contours , so that in the coupled state of two such panels, on their first pair of opposite edges a pretension is formed between the tongue of the panel and the upper lip of said coupled panel characterised in that owing to the pretension, the tongue bends, and not the upper lip . <EOS>