A portable storage device having a foldable storage compartment. The portable device having a main storage compartment defined by a front wall, a rear wall, a first side wall, a second side wall, and a bottom wall, with each of said walls can be coupled together. The portable device further having a top portion that is coupled to one or more of the walls and capable of covering an opening defined by the main storage compartment, wherein the top portion has at least one securing mechanism to couple to a counterpart securing mechanism on the outer side of the wall opposing the wall that the top portion is coupled to. The main storage compartment of the portable device can be shaped to house at least one folding storage compartment. A system including a storage tray that is sized and configured to fit within the portable device.

Disclosed herein, in one aspect, is a sack for holding a pillow. The sack includes a body defining a pocket that is sized to receive a pillow. The body has a top and a bottom that are spaced along a first axis and first and second lateral ends that are spaced along a second axis that is perpendicular to the first axis. The pocket has an opening at the first lateral end of the body. The sack further includes a sleeve extending outwardly from the body. The sleeve defines a receiving space (e.g., slot) extending along the first axis. The slot is configured to receive (optionally, receive therethrough) a handle of a suitcase.

A bag including a shell defining a sidewall, an upper portion, a rim, an opening, a front, a back, and a lower portion, wherein the opening is configured to allow access to a storage compartment, a semi-rigid base defining a bottom of the bag, wherein the shell and the semi-rigid base form the storage compartment, and a first internal divider panel attached to the sidewall and configured to transition from a first position to a second position, wherein the first position is a stowed configuration and the second position is in an extended configuration, a second internal divider panel attached to the sidewall opposite the first internal divider panel and configured to transition from the first position to the second position, wherein the first internal divider panel and the second internal divider panel are flush with the sidewall in the first position.

A portable storage device having a foldable storage compartment. The portable device having a main storage compartment defined by a front wall, a rear wall, a first side wall, a second side wall, and a bottom wall, with each of said walls can be coupled together. The portable device further having a top portion that is coupled to one or more of the walls and capable of covering an opening defined by the main storage compartment, wherein the top portion has at least one securing mechanism to couple to a counterpart securing mechanism on the outer side of the wall opposing the wall that the top portion is coupled to. The main storage compartment of the portable device can be shaped to house at least one folding storage compartment. A system including a storage tray that is sized and configured to fit within the portable device.

A packing organizer for use inside a luggage case. The packing organizer includes a first compartment and a separate second compartment, each compartment defining an interior volume, and each compartment defining a selectively openable lid to allow access to each compartment's respective internal volume. A hinge is fixedly attached to or removably attached to the first compartment and the second compartment to allow relative movement between the first compartment and the second compartment about the hinge; the first and second compartments movable about the hinge between a first configuration where the compartments are folded to overlie each other, and a second configuration where the first and second compartments are unfolded and positioned side by side next to one another in an extended position. The packing organizer may be positioned in a luggage case in a variety of orientations and locations to assist a user in efficiently packing a luggage case.