A collapsible container with nested bags in a removable lid of the collapsible container, comprising a base, set of walls, removable lid on top of the container, and the lid having an aperture for waste. There is a set of nested bags adhesively connected to the lid. The set of bags having a first bag followed by an adjacent g, with the bags removable through the aperture of the lid. An adhesive first connection strip circumferentially wraps the set of bags about the lid adjacent the rim, the first bag and adjacent bag each having their own first connection strip, the first connection strip having a pull tag, the pull tag configured to separate the first bag and adjacent bag from the lid. A second connection strip integrated in a vertical direction into the set of bags and the set of walls.

A dog waste bag carrier device is provided. The device is designed to provide a sanitary, discreet, and hands-free solution for temporarily storing used dog waste bags until proper disposal is available. The device comprises a collapsible, accordion-style body made from silicone for flexibility, durability, and ease of cleaning. A base section is attachable via snap-fit or twist-lock mechanisms and serves as an optional secondary compartment for treats, water, or additional waste bags. The lid assembly includes a two-section design, with one section securing to the body and the other housing a roll of waste bags, which are dispensed through an integrated slot. The waste bags are preferably biodegradable and may include an odor-barrier film or fragrance for enhanced user experience. Silicone gaskets ensure an airtight and watertight seal to prevent odor and leakage. The device attaches easily to a leash, belt, or bag via a carabiner, for convenient transport.