16 Blackboards; Envelopes; Folders, namely, folders for letters, hanging folders, paper folders and file folders; Pens; Stickers; Adhesive tape dispensers; Desk file trays; Desk sets; Desk stands and holders for pens, pencils, and ink; Desktop business card holders; Drawing boards; Marking pens; Notebook paper; Office labeling machines; Office requisites, namely, envelope sealing machines; Office stationery; Paper trimmers; Pencil cases; Pencil sharpeners; Ring binders; Rubber erasers; Rubbish bags made of paper; Rubbish bags made of plastic materials; School supply kits containing selected school supplies, namely, writing instruments, pens, pencils, mechanical pencils, erasers, markers, crayons, highlighter pens, folders, notebooks, paper, protractors, paper clips, pencil sharpeners, writing grips, glue and book marks; Square rulers for drawing; Staplers being office requisites; Writing board erasers