Highlight Pen Packaging, model 301-F, is a training system for matching/sorting/assembly and a work simulator designed to teach discrimination, decision-making, assembly, and packaging skills to people with cognitive disabilities. Users match highlighters to a color testing pad and place the set in the display box. The set includes 60 highlighters, 12 display boxes, 12 test pads, sorting and storage bins, and instructions. COLOR: Highlighters are provided in five colors. WARRANTY: The manufacturer guarantees complete satisfaction with this product or it may be exchanged or returned for a full refund or replacement within 30 days of the date of purchase.