Thank you for viewing. This is a Dustless Eraser (blackboard eraser). It's a traditional blackboard eraser, made in Japan with a sturdy construction. It's recommended for schools, offices, and of course, for home use. In addition to school supplies, it's also recommended for hobbies such as: mini blackboards, cafe-style interiors, photography props, crafts, and DIY projects. It's a dustless type that prevents chalk dust from flying around, and it has a nostalgic look. It's also great for those who want to enjoy their time at home or their hobbies, paired with a mini blackboard. 【Condition】 ・New, unused ・Only stored, never used 【Product Information】 ・Product Name: Dustless Eraser ・Made in: Japan ・Size: Approximately 13cm (length) x 5.5cm (width) This is a standard size that is easy to use for cleaning blackboards and chalkboards. How about it as a replacement or spare? Although it is new and unused, please understand that it is a home-stored item before purchasing. Instant purchase is OK.