Artists' easels; pochade boxes, namely, wood boxes for carrying artists' supplies that open to form an easel; supply boxes, namely, boxes for artists' brushes, charcoal and pencils; pastel boxes; sketch boxes; wet panel boxes, namely, boxes for wet paintings; canvas holders, namely, clips for attaching canvas to easels; panel holders, namely, clips for attaching panels to easels; palettes for painters in the form of cups; palette inserts, namely, inserts for painting palettes for dividing palettes into sections; and box inserts, namely, inserts for pochade boxes for dividing them into sections