A canine bolus bag including sheet material a back sheet having a rear body and first and second projections extending upwardly from the body the first and second projections connected to the body in spaced relation to define an aperture between the projections a front sheet having a forward body portion, secured to the rear body at an edge thereof to form an upwardly opening pouch the front sheet further includes a third projection extending from an upper edge of the pouch, the third projection being arranged to hang downwardly from the outside of the pouch in use wherein the first and second projections are configured to be located on opposite sides of a dogs tail and tied together to secure the pouch wherein the third projection may be tied to the first or second projections to close the pouch after use.