Systems, devices, and methods are provided for furniture with integrated internal storage chambers that are sealable and operable to contain items.

A cushion storage device designed to engage with a secondary, independent structure, such as a cooler, to 1) allow for additional storage of items (independent of what may be stored in the independent structure), and 2) provide seating. When engaged with a cooler, an individual may store items inside of the cushion storage device and use the attached cushion storage device as a seat.

A furniture set including a table with a top surface, legs, and a base with mobility casters. The set features multiple stools, each with a curved sidewall designed to fit against the table edge and store underneath the table surface. Storage compartments within the table structure are dimensioned to receive the stools when not in use. Each stool includes a top surface, base, and side wall connecting these elements. The table's vertical panels connect the legs and define the storage compartments with the base. Stools comprise an inner polyethylene foam structure with an outer protective covering, creating a space-efficient, mobile furniture solution suitable for various environments where adaptability and compact storage are beneficial.

The present invention discloses a sofa module, including a sofa seat, where a top surface of the sofa seat is provided with at least two splice slots in a region close to each side edge, and a first splice member and a second splice member corresponding to the splice slots, where the first splice member includes a first insertion rod inserted in the splice slot and a first connection rod that has one end connected to the first insertion rod and the other end connected to a back plate; and the second splice member includes a second insertion rod inserted in the splice slot, a second insertion rod configured to be inserted in an adjacent splice slot of the sofa seat, and a second connection rod connecting the second insertion rod to a third insertion rod.

The present invention discloses a new sofa, comprising a left armrest and a right armrest, a first mounting base is fixed respectively on the left armrest and the right armrest, a placing groove is opened respectively in the two first mounting bases, a second mounting base is fixed on one side of the left armrest, a USB port is arranged on one side of the second mounting base, and an interface is arranged at the bottom of the left armrest on its other side; two first mounting plates, wherein one of the first mounting plates is fixedly arranged on one side of the left armrest, a mounting rod is fixed between the other first mounting plate and the right armrest. The size and shape of the sofa can be simply adjusted for users to install and disassemble the sofa, charge and use electronic equipment, and stably place cups.