HIGH QUALITY - Our 4-color plastic ruler is robust, not easily breakable. This durability makes it a rational tool for long-term use. VALUE PACK - You will receive 48 four-color rulers with a length of 30cm, each in green, red, blue, and yellow, with 12 rulers for each color. This set ensures prolonged usage, guaranteeing that you meet a variety of measurement needs. VISUAL APPEAL - The four-color 30cm plastic rulers feature vibrant colors, allowing for quick differentiation of various sizes or projects in work settings. This bright design provides users with a delightful visual experience. PRECISION - Our four-color 12 inches plastic rulers provide accurate measurement standards, aiding in drawing, measuring, and other tasks that require precise dimensions., Manufacturer: JOIKIT