Abstract: An article of headwear including a crown component, a brim component, and an elongated attachment component is provided. The attachment component is configured to attach the brim component to the crown component. The attachment component may include a female-type engagement element along a first elongated edge of the attachment component and a flange element along a second elongated edge of the attachment component. The second elongated edge is opposite to the first elongated edge. The female-type engagement element has first and second arms defining therebetween an elongated channel having a length and a depth. The flange element extends in a direction transverse to the length of the channel. The crown component is attached to the flange element. The brim component includes a connection region configured for insertion into the channel. An article of headwear having an attachment component for attaching decorative elements to the headwear is also provided.

Abstract: Improved shelves are disclosed for shelving systems comprising one or more such improved shelves and support posts. Elongate elements along the underside of the shelves have post-receiving recesses to receive support posts along the underside of the shelf during storage and shipment. The improved shelves and shelving systems allow greater efficiency in packaging, shipping and storage.

Abstract: Improved support posts are disclosed for shelving systems comprising one or more shelves spaced and supported by the support posts. Improved shelving systems comprising such support posts also are disclosed. The disclosed support posts have strengthening ribs extending longitudinally along their inside surface. The improved support posts and shelving systems incorporating the improved support posts have greater strength and rigidity with little added cost or weight of material.