Dispenser box (200, 300) for stackable sheet articles, said dispenser box (200, 300) being formed from a blank and comprising: - first and second main walls (250, 251; 350, 351), formed from first and second rectangular main panels of said blank, each main wall (250, 251; 350, 351) having a first and a second end edge said first end edges of said main walls defining a first end edge (244; 344) of said dispenser box (200; 300) and said second end edges of said main walls (250, 251; 350, 351) defining a second end edge (245; 345) of said dispenser box (200; 300), and a first side edge of each said main wall (250, 251; 350, 351) extending along a first side edge (238; 338) of said dispenser box (200; 300) and a second side edge of each said main wall (250, 251; 350, 351) extending along a second side edge (239; 339) of said dispenser box (200; 300), - first and second end walls (236, 237; 336,337); and - a dispensing opening (226; 326), wherein each of said end walls (236, 237; 336,337) has a first and a second diametrically opposite right-angled corner and a first and a second diametrically opposite convexly curved corner wherein said first side edge (238; 338) of said dispenser box (200; 300) extends between said first right-angled corners of said end walls (236, 237; 336,337) and said second side edge (239; 339) of said dispenser box (200; 300) extends between said second right-angled corners of said end walls (236, 237; 336,337), characterised in that said end edges (244, 245; 344, 345) of said main walls (250, 251; 350, 351) comprising a curved portion conforming to said curvature of said curved corners of said end walls (236, 237; 336,337) and each said main wall (250, 251; 350, 351) having a curved surface with a curvature corresponding to the curvature of said curved portions of said end edges (244, 245; 344, 345) of said main walls. - first and second main walls (250, 251; 350, 351), formed from first and second rectangular main panels of said blank, each main wall (250, 251; 350, 351) having a first and a second end edge said first end edges of said main walls defining a first end edge (244; 344) of said dispenser box (200; 300) and said second end edges of said main walls (250, 251; 350, 351) defining a second end edge (245; 345) of said dispenser box (200; 300), and a first side edge of each said main wall (250, 251; 350, 351) extending along a first side edge (238; 338) of said dispenser box (200; 300) and a second side edge of each said main wall (250, 251; 350, 351) extending along a second side edge (239; 339) of said dispenser box (200; 300), - first and second end walls (236, 237; 336,337); and - a dispensing opening (226; 326), wherein each of said end walls (236, 237; 336,337) has a first and a second diametrically opposite right-angled corner and a first and a second diametrically opposite convexly curved corner wherein said first side edge (238; 338) of said dispenser box (200; 300) extends between said first right-angled corners of said end walls (236, 237; 336,337) and said second side edge (239; 339) of said dispenser box (200; 300) extends between said second right-angled corners of said end walls (236, 237; 336,337), characterised in that said end edges (244, 245; 344, 345) of said main walls (250, 251; 350, 351) comprising a curved portion conforming to said curvature of said curved corners of said end walls (236, 237; 336,337) and each said main wall (250, 251; 350, 351) having a curved surface with a curvature corresponding to the curvature of said curved portions of said end edges (244, 245; 344, 345) of said main walls.