Type of writing instrument... Pencil A set of 5 SegaSonic pencils from 1991, only one set available. These pencils are over 30 years old. However, as they are old pencils, there are dents and stains. If you don't mind these imperfections and are a collector, how about it? Please refrain from purchasing if you are sensitive to these issues or are looking for a pristine item. Thank you. SEGASONIC SegaSonic TOMBO Pencil Pencil Yellow Rare Valuable Vintage Showa Era Retro Set SEGA Type of goods... Stationery