A bottle carrier made of foldable flat material with • a handle comprising two outer handle walls (33, 34) that cover each other and two inner handle walls (49, 50) arranged between the outer handle walls (33, 34), • front walls (14, 15), which are aligned perpendicular to the handle and have respectively two front wall sections (10 through 13) on different sides of the handle, • connecting straps (20 through 23), each of which are connected with an inner edge of the front wall section (10 through 13) via a front folding line (16 through 19) so that the front folding lines (16 through 19) are folded between front-side edge areas of the outer handle walls (49, 50) and connected with the handle, • longitudinal walls (4, 5), which extend parallel to the handle and each of which are connected with the outer edges of two front wall sections (10 through 13) of different side walls (14, 15) via side folding lines (6 through 9). • a bottom wall, which is connected with the lower edges of the longitudinal walls (4, 5) via bottom folding lines (28, 29), • separating webs (37 through 40), which are connected with the lower edge areas of the outer handle walls (49, 50) via inner web folding lines (41 through 44) so that the inner web folding lines (41 through 44) are folded out of the lower edge areas of the outer handle walls (49, 50) and aligned parallel to the front walls (14, 15), characterized in • that an insert with two insert walls (79, 80) overlapping each other is arranged between the two outer handle walls (33, 34), which has inner front-side edge areas on both front sides, which overlap with the connecting straps (20 through 23) and are connected with them, the separating webs (37 through 40) end before the respectively neighbouring longitudinal walls (4, 5) and the insert links additional separating webs (92 through 95) to the lower edge areas of the two insert walls (79, 80) via additional, inner web folding lines (88 through 91), which are folded out of the insert walls (79, 80), connected with the separating webs (37 through 40) in an inner section overlapping the separating webs (37 through 40) and connected with the insides of the neighbouring longitudinal walls (4, 5) on the outer ends via web connecting straps (96 through 98). • a handle comprising two outer handle walls (33, 34) that cover each other and two inner handle walls (49, 50) arranged between the outer handle walls (33, 34), • front walls (14, 15), which are aligned perpendicular to the handle and have respectively two front wall sections (10 through 13) on different sides of the handle, • connecting straps (20 through 23), each of which are connected with an inner edge of the front wall section (10 through 13) via a front folding line (16 through 19) so that the front folding lines (16 through 19) are folded between front-side edge areas of the outer handle walls (49, 50) and connected with the handle, • longitudinal walls (4, 5), which extend parallel to the handle and each of which are connected with the outer edges of two front wall sections (10 through 13) of different side walls (14, 15) via side folding lines (6 through 9). • a bottom wall, which is connected with the lower edges of the longitudinal walls (4, 5) via bottom folding lines (28, 29), • separating webs (37 through 40), which are connected with the lower edge areas of the outer handle walls (49, 50) via inner web folding lines (41 through 44) so that the inner web folding lines (41 through 44) are folded out of the lower edge areas of the outer handle walls (49, 50) and aligned parallel to the front walls (14, 15), characterized in • that an insert with two insert walls (79, 80) overlapping each other is arranged between the two outer handle walls (33, 34), which has inner front-side edge areas on both front sides, which overlap with the connecting straps (20 through 23) and are connected with them, the separating webs (37 through 40) end before the respectively neighbouring longitudinal walls (4, 5) and the insert links additional separating webs (92 through 95) to the lower edge areas of the two insert walls (79, 80) via additional, inner web folding lines (88 through 91), which are folded out of the insert walls (79, 80), connected with the separating webs (37 through 40) in an inner section overlapping the separating webs (37 through 40) and connected with the insides of the neighbouring longitudinal walls (4, 5) on the outer ends via web connecting straps (96 through 98).