A horse bit (10, 100), in particular a curb bit, for a horse having a mouth including a mouth opening and ears, the horse bit comprising a mouthpiece (20, 120) configured to be inserted into the horse's mouth, wherein the mouthpiece (20, 120) has an upper side related to the roof of the horse's mouth, a lower side related to the lower jaw of the horse's mouth and a forward side related to the opening of the horse's mouth and wherein the mouthpiece (20, 120) includes a first end (21, 121) and a second end (22, 122) and a center portion (30, 130) between the first end (21, 121) and the second end (22, 122), wherein the center portion (30, 130) comprises at least one curved portion (31, 32; 131, 132), wherein the mouthpiece (20, 120) comprises a first cheek (40, 140) and a second cheek (60, 160) and each cheek (40, 60; 140, 160) includes a shank (50, 70; 150, 170) with an upper arm (53, 73; 153, 173) and a lower arm (54, 74; 154, 174) for attachment of reins and a central portion (55, 75; 155, 175) between the upper arm (53, 73; 153, 173) and the lower arm (54, 74; 154, 174), wherein upper and lower refer to the position of the bit in the horse's mouth when the horse holds his head in a normal position, and upper means the region near the horse's ears and lower means the region near the mouth opening of the horse, wherein the central portion (55; 155) of the first cheek (40, 140) is attached to the first end (21, 121) and the central portion (75; 175) of the second cheek (60, 160) is attached to the second end (22, 122), wherein each upper arm (53, 73; 153, 173) extends along a longitudinal axis (A1, A2) and the axes (A1, A2) of the upper arms (53, 73; 153, 173) define a first plane, characterized in that the center portion (30, 130) extends in a second plane that is inclined at an angle (α) in a range of between 100° and 170° to the first plane, wherein the angle (α) is measured forward from the upper arm (53, 73; 153, 173). wherein the mouthpiece (20, 120) has an upper side related to the roof of the horse's mouth, a lower side related to the lower jaw of the horse's mouth and a forward side related to the opening of the horse's mouth and wherein the mouthpiece (20, 120) includes a first end (21, 121) and a second end (22, 122) and a center portion (30, 130) between the first end (21, 121) and the second end (22, 122), wherein the center portion (30, 130) comprises at least one curved portion (31, 32; 131, 132), wherein the mouthpiece (20, 120) comprises a first cheek (40, 140) and a second cheek (60, 160) and each cheek (40, 60; 140, 160) includes a shank (50, 70; 150, 170) with an upper arm (53, 73; 153, 173) and a lower arm (54, 74; 154, 174) for attachment of reins and a central portion (55, 75; 155, 175) between the upper arm (53, 73; 153, 173) and the lower arm (54, 74; 154, 174), wherein upper and lower refer to the position of the bit in the horse's mouth when the horse holds his head in a normal position, and upper means the region near the horse's ears and lower means the region near the mouth opening of the horse, wherein the central portion (55; 155) of the first cheek (40, 140) is attached to the first end (21, 121) and the central portion (75; 175) of the second cheek (60, 160) is attached to the second end (22, 122), wherein each upper arm (53, 73; 153, 173) extends along a longitudinal axis (A1, A2) and the axes (A1, A2) of the upper arms (53, 73; 153, 173) define a first plane, characterized in that the center portion (30, 130) extends in a second plane that is inclined at an angle (α) in a range of between 100° and 170° to the first plane, wherein the angle (α) is measured forward from the upper arm (53, 73; 153, 173).