This 30cm ruler is designed with a 35mm width and calibration on the top only, allowing for a bigger branding area for customization. Made from flexible material, this ruler ensures accurate measurements while offering ample space for logos or designs. Whether for school, office, or personal use, this ruler combines functionality with the opportunity for unique personalization. The calibration markings on the top provide easy visibility for precise measuring tasks. Upgrade your stationery collection with this versatile and customizable ruler.