Abstract: A disposable pet litter bag, and a method of using thereof, the method including the steps of: (a) providing the pet litter bag in a folded position, the pet litter bag including: (i) a bottom wall; (ii) a first side wall connected to the bottom wall; (iii) a second side wall connected to the bottom wall; (iv) a rear wall connected to the bottom wall, to the first side wall and to the second side wall; and (v) a front wall connected to the bottom wall, to the first side wall and to the second side wall; (b) separating the front wall and the rear wall to form a top opening in the pet litter bag; (c) applying an internal pressure against the first side wall and against the second side wall, via the top opening, to establish the pet litter bag in a fully open position, and (d) opening an opening in a wall of the walls of the pet litter bag for ingress and egress of a pet.

Abstract: A disposable pet litter bag including: a bottom wall, first and second side walls connected to the bottom wall, a rear wall and a front wall connected to the bottom wall and to the first and second side walls to form a bag having a top opening. The front wall has an opening for the ingress and egress of the pet. The upper ends of the rear and front walls are provided with a mechanism for detachably connecting the rear and front walls, such that the top opening can be secured closed. The bag is designed and configured to be unfolded just before use. The bag is further designed and configured to enable the establishment of the bag in an open position by pressure exerted by hands inserted through the top opening, and to conveniently allow the addition of fresh litter through the top opening. The bag is further designed and configured such that on demand, the top opening is securely closable.