A hat for a head of a person. The hat can include an illumination system configured to illuminate a hollow interior of the hat. The hat includes light-transmissible material configured to permit light from the light source to pass from the hollow interior to an exterior of the hat to be visible from the exterior of the hat body. A noise maker party hat can include a mouth piece and a sound wave guide.

A headgear includes a head portion at least partly surrounding a head, an inflatable portion having an inflatable volume, a mouthpiece, at least one wind instrument, and an air tube defining a flow connection between the mouthpiece and the inflatable volume. A sound is producible by the at least one wind instrument in answer to air blown into the mouthpiece.

A head mask, configured to cover the head of a wearer, includes a shell that includes bendable foam and a soft fabric on the exterior of the shell. The head mask further includes a cushioned collar at the bottom of the head mask to prevent discomfort when the head mask impacts the wearer. The collar may be cushioned, for example, by making the collar thicker than the combined thickness of the shell and decorative fabric, such as by folding the bendable foam of the shell and the soft fabric inwardly and attaching the folded bendable foam and soft fabric materials to the shell, or by increasing the thickness of the bendable foam or fabric layer used in the collar. The head mask further includes one or more openings for the eyes and for breathability, where the openings may be covered with a one-way mesh.

The present disclosure is directed to components of articles that include an optical element that imparts structural color to the component. The present disclosure is also directed to methods of making the components including the optical element, and methods of using the components such as to make an article of manufacture.

One or more aspects of the present disclosure provide optical element transfer structures that include an optical element releasably coupled with a transfer medium and methods of making and using the optical element transfer structures. The optical element transfer structures can be used to dispose an optical element onto an article, whereby the optical element imparts a structural color to the article.

An academic hat tassel securing system includes a mortarboard including a cap and a board attached to and positioned on top of the cap. The board has a planar top side and a perimeter edge having a square shape. The perimeter edge includes a front left edge, a right left edge, a rear left edge and a rear right edge. A tether has a first end coupled to the board and a second end coupled to a tassel such that the tether extends over the perimeter edge of the board. A securing members is removably attached to the board and the tether is releasably securable to the securing member such that the tether is retained in place relative to the board.

A convertible headgear that includes an adjustable strap stored behind a sweatband that may be used to secure the headgear as a cap or mask, and modified rear crown panels that form a ventilation opening to facilitate a clear nasal passage airway when the headgear is worn as a mask.

One or more aspects of the present disclosure are directed to bladders that incorporate a multi-layer optical film that impart a structural color to the bladder. The present disclosure is also directed to articles including the bladders having a multi-layer optical film, and methods for making articles and bladders having a multi-layer optical film.

An apparatus for a baseball hat or golf visor comprised of a main body, which is made up of a top and a bottom creating a pocket. An extensible visor is placed within the main body. A centrally located slot within the lower portion of the pocket, and a stabilizing tab within the visor allows the visor to be extended or retracted as desired.

A Bharatnatyam headgear comprising a wearable hair net, the hair net being pliable and expandable to be worn over a dancer's head and covering the head, the wearable hair net matching a color of the dancer's hair. A circular piece is affixed to the hair net. The circular piece is capable of being positioned in a middle of a forehead at a forward end of the hair partition of the dancer. A forehead piece is affixed to the hair net, the forehead piece extending in a horizontal direction capable of being positioned to coincide with a hairline in a left and right direction and extending at least beyond eyebrows of the dancer. A vertical piece is affixed to the hair net, the vertical piece being attached to the circular piece and extending across a middle of the head to cover the hair partition.